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Finding the Fourth Proportional to 10,460.92, 15,691.51 and 3,065.53

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Solution

The fourth proportional to 10,460.92, 15,691.51 and 3,065.53 is: 4,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,460.92 : 15,691.51 = 3,065.53 : x
  2. Step 2: Convert to fraction form
    10,460.92/15,691.51 = 3,065.53/x
  3. Step 3: Cross multiply
    10,460.92x = 15,691.51 × 3,065.53
  4. Step 4: Simplify right side
    10,460.92x = 48,102,740.09
  5. Step 5: Solve for x
    x = 48,102,740.09/10,460.92
  6. Step 6: Final answer
    x = 4,598.33

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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.