Home / 5,484.97-8,225.89-1,787.52

Finding the Fourth Proportional to 5,484.97, 8,225.89 and 1,787.52

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Solution

The fourth proportional to 5,484.97, 8,225.89 and 1,787.52 is: 2,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.97 : 8,225.89 = 1,787.52 : x
  2. Step 2: Convert to fraction form
    5,484.97/8,225.89 = 1,787.52/x
  3. Step 3: Cross multiply
    5,484.97x = 8,225.89 × 1,787.52
  4. Step 4: Simplify right side
    5,484.97x = 14,703,978.66
  5. Step 5: Solve for x
    x = 14,703,978.66/5,484.97
  6. Step 6: Final answer
    x = 2,680.78

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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.