Home / 10,713.68-16,064.56-3,316.04

Finding the Fourth Proportional to 10,713.68, 16,064.56 and 3,316.04

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Solution

The fourth proportional to 10,713.68, 16,064.56 and 3,316.04 is: 4,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,713.68 : 16,064.56 = 3,316.04 : x
  2. Step 2: Convert to fraction form
    10,713.68/16,064.56 = 3,316.04/x
  3. Step 3: Cross multiply
    10,713.68x = 16,064.56 × 3,316.04
  4. Step 4: Simplify right side
    10,713.68x = 53,270,723.54
  5. Step 5: Solve for x
    x = 53,270,723.54/10,713.68
  6. Step 6: Final answer
    x = 4,972.22

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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.