Home / 4,074.96-6,113.34-1,478.10

Finding the Fourth Proportional to 4,074.96, 6,113.34 and 1,478.10

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Solution

The fourth proportional to 4,074.96, 6,113.34 and 1,478.10 is: 2,217.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.96 : 6,113.34 = 1,478.10 : x
  2. Step 2: Convert to fraction form
    4,074.96/6,113.34 = 1,478.10/x
  3. Step 3: Cross multiply
    4,074.96x = 6,113.34 × 1,478.10
  4. Step 4: Simplify right side
    4,074.96x = 9,036,127.85
  5. Step 5: Solve for x
    x = 9,036,127.85/4,074.96
  6. Step 6: Final answer
    x = 2,217.48

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.