Home / 9,432.52-14,148.78-3,190.86

Finding the Fourth Proportional to 9,432.52, 14,148.78 and 3,190.86

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Solution

The fourth proportional to 9,432.52, 14,148.78 and 3,190.86 is: 4,786.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.52 : 14,148.78 = 3,190.86 : x
  2. Step 2: Convert to fraction form
    9,432.52/14,148.78 = 3,190.86/x
  3. Step 3: Cross multiply
    9,432.52x = 14,148.78 × 3,190.86
  4. Step 4: Simplify right side
    9,432.52x = 45,146,764.19
  5. Step 5: Solve for x
    x = 45,146,764.19/9,432.52
  6. Step 6: Final answer
    x = 4,786.29

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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.