Home / 10,480.20-14,463.54-5,765.16

Finding the Fourth Proportional to 10,480.20, 14,463.54 and 5,765.16

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Solution

The fourth proportional to 10,480.20, 14,463.54 and 5,765.16 is: 7,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,480.20 : 14,463.54 = 5,765.16 : x
  2. Step 2: Convert to fraction form
    10,480.20/14,463.54 = 5,765.16/x
  3. Step 3: Cross multiply
    10,480.20x = 14,463.54 × 5,765.16
  4. Step 4: Simplify right side
    10,480.20x = 83,384,622.27
  5. Step 5: Solve for x
    x = 83,384,622.27/10,480.20
  6. Step 6: Final answer
    x = 7,956.40

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Double scale
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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.