Home / 10,663.17-15,997.10-3,268.19

Finding the Fourth Proportional to 10,663.17, 15,997.10 and 3,268.19

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Solution

The fourth proportional to 10,663.17, 15,997.10 and 3,268.19 is: 4,902.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.17 : 15,997.10 = 3,268.19 : x
  2. Step 2: Convert to fraction form
    10,663.17/15,997.10 = 3,268.19/x
  3. Step 3: Cross multiply
    10,663.17x = 15,997.10 × 3,268.19
  4. Step 4: Simplify right side
    10,663.17x = 52,281,465.92
  5. Step 5: Solve for x
    x = 52,281,465.92/10,663.17
  6. Step 6: Final answer
    x = 4,902.99

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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.