Home / 10,275.92-14,173.13-6,242.72

Finding the Fourth Proportional to 10,275.92, 14,173.13 and 6,242.72

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Solution

The fourth proportional to 10,275.92, 14,173.13 and 6,242.72 is: 8,610.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.92 : 14,173.13 = 6,242.72 : x
  2. Step 2: Convert to fraction form
    10,275.92/14,173.13 = 6,242.72/x
  3. Step 3: Cross multiply
    10,275.92x = 14,173.13 × 6,242.72
  4. Step 4: Simplify right side
    10,275.92x = 88,478,933.15
  5. Step 5: Solve for x
    x = 88,478,933.15/10,275.92
  6. Step 6: Final answer
    x = 8,610.32

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.