Home / 4,191.30-5,783.97-2,277.10

Finding the Fourth Proportional to 4,191.30, 5,783.97 and 2,277.10

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Solution

The fourth proportional to 4,191.30, 5,783.97 and 2,277.10 is: 3,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.30 : 5,783.97 = 2,277.10 : x
  2. Step 2: Convert to fraction form
    4,191.30/5,783.97 = 2,277.10/x
  3. Step 3: Cross multiply
    4,191.30x = 5,783.97 × 2,277.10
  4. Step 4: Simplify right side
    4,191.30x = 13,170,672.39
  5. Step 5: Solve for x
    x = 13,170,672.39/4,191.30
  6. Step 6: Final answer
    x = 3,142.39

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Find fourth proportional to 2,095.65, 2,891.98 and 1,138.55
Half scale
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Double scale
Find fourth proportional to 4,192.30, 5,785.35 and 2,278.10
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.