Home / 9,726.30-14,591.76-4,179.70

Finding the Fourth Proportional to 9,726.30, 14,591.76 and 4,179.70

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Solution

The fourth proportional to 9,726.30, 14,591.76 and 4,179.70 is: 6,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,726.30 : 14,591.76 = 4,179.70 : x
  2. Step 2: Convert to fraction form
    9,726.30/14,591.76 = 4,179.70/x
  3. Step 3: Cross multiply
    9,726.30x = 14,591.76 × 4,179.70
  4. Step 4: Simplify right side
    9,726.30x = 60,989,142.79
  5. Step 5: Solve for x
    x = 60,989,142.79/9,726.30
  6. Step 6: Final answer
    x = 6,270.54

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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.