Home / 9,335.20-14,005.52-2,761.54

Finding the Fourth Proportional to 9,335.20, 14,005.52 and 2,761.54

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Solution

The fourth proportional to 9,335.20, 14,005.52 and 2,761.54 is: 4,143.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.20 : 14,005.52 = 2,761.54 : x
  2. Step 2: Convert to fraction form
    9,335.20/14,005.52 = 2,761.54/x
  3. Step 3: Cross multiply
    9,335.20x = 14,005.52 × 2,761.54
  4. Step 4: Simplify right side
    9,335.20x = 38,676,803.70
  5. Step 5: Solve for x
    x = 38,676,803.70/9,335.20
  6. Step 6: Final answer
    x = 4,143.11

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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.