Home / 9,423.92-14,122.50-6,939.26

Finding the Fourth Proportional to 9,423.92, 14,122.50 and 6,939.26

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Solution

The fourth proportional to 9,423.92, 14,122.50 and 6,939.26 is: 10,399.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423.92 : 14,122.50 = 6,939.26 : x
  2. Step 2: Convert to fraction form
    9,423.92/14,122.50 = 6,939.26/x
  3. Step 3: Cross multiply
    9,423.92x = 14,122.50 × 6,939.26
  4. Step 4: Simplify right side
    9,423.92x = 97,999,699.35
  5. Step 5: Solve for x
    x = 97,999,699.35/9,423.92
  6. Step 6: Final answer
    x = 10,399.04

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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.