Home / 10,543.11-15,814.67-4,306.06

Finding the Fourth Proportional to 10,543.11, 15,814.67 and 4,306.06

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Solution

The fourth proportional to 10,543.11, 15,814.67 and 4,306.06 is: 6,459.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543.11 : 15,814.67 = 4,306.06 : x
  2. Step 2: Convert to fraction form
    10,543.11/15,814.67 = 4,306.06/x
  3. Step 3: Cross multiply
    10,543.11x = 15,814.67 × 4,306.06
  4. Step 4: Simplify right side
    10,543.11x = 68,098,928.25
  5. Step 5: Solve for x
    x = 68,098,928.25/10,543.11
  6. Step 6: Final answer
    x = 6,459.09

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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.