Home / 7,335.13-10,122.29-4,191.11

Finding the Fourth Proportional to 7,335.13, 10,122.29 and 4,191.11

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Solution

The fourth proportional to 7,335.13, 10,122.29 and 4,191.11 is: 5,783.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.13 : 10,122.29 = 4,191.11 : x
  2. Step 2: Convert to fraction form
    7,335.13/10,122.29 = 4,191.11/x
  3. Step 3: Cross multiply
    7,335.13x = 10,122.29 × 4,191.11
  4. Step 4: Simplify right side
    7,335.13x = 42,423,641.32
  5. Step 5: Solve for x
    x = 42,423,641.32/7,335.13
  6. Step 6: Final answer
    x = 5,783.63

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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.