Home / 2,176.15-3,264.13-532.61

Finding the Fourth Proportional to 2,176.15, 3,264.13 and 532.61

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Solution

The fourth proportional to 2,176.15, 3,264.13 and 532.61 is: 798.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.15 : 3,264.13 = 532.61 : x
  2. Step 2: Convert to fraction form
    2,176.15/3,264.13 = 532.61/x
  3. Step 3: Cross multiply
    2,176.15x = 3,264.13 × 532.61
  4. Step 4: Simplify right side
    2,176.15x = 1,738,508.28
  5. Step 5: Solve for x
    x = 1,738,508.28/2,176.15
  6. Step 6: Final answer
    x = 798.89

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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.