Home / 9,432.86-14,151.48-2,769.09

Finding the Fourth Proportional to 9,432.86, 14,151.48 and 2,769.09

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Solution

The fourth proportional to 9,432.86, 14,151.48 and 2,769.09 is: 4,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.86 : 14,151.48 = 2,769.09 : x
  2. Step 2: Convert to fraction form
    9,432.86/14,151.48 = 2,769.09/x
  3. Step 3: Cross multiply
    9,432.86x = 14,151.48 × 2,769.09
  4. Step 4: Simplify right side
    9,432.86x = 39,186,721.75
  5. Step 5: Solve for x
    x = 39,186,721.75/9,432.86
  6. Step 6: Final answer
    x = 4,154.28

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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.