Home / 9,769.38-14,658.17-4,219.86

Finding the Fourth Proportional to 9,769.38, 14,658.17 and 4,219.86

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Solution

The fourth proportional to 9,769.38, 14,658.17 and 4,219.86 is: 6,331.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.38 : 14,658.17 = 4,219.86 : x
  2. Step 2: Convert to fraction form
    9,769.38/14,658.17 = 4,219.86/x
  3. Step 3: Cross multiply
    9,769.38x = 14,658.17 × 4,219.86
  4. Step 4: Simplify right side
    9,769.38x = 61,855,459.13
  5. Step 5: Solve for x
    x = 61,855,459.13/9,769.38
  6. Step 6: Final answer
    x = 6,331.57

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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.