Home / 5,553.72-8,335.98-3,089.70

Finding the Fourth Proportional to 5,553.72, 8,335.98 and 3,089.70

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Solution

The fourth proportional to 5,553.72, 8,335.98 and 3,089.70 is: 4,637.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.72 : 8,335.98 = 3,089.70 : x
  2. Step 2: Convert to fraction form
    5,553.72/8,335.98 = 3,089.70/x
  3. Step 3: Cross multiply
    5,553.72x = 8,335.98 × 3,089.70
  4. Step 4: Simplify right side
    5,553.72x = 25,755,677.41
  5. Step 5: Solve for x
    x = 25,755,677.41/5,553.72
  6. Step 6: Final answer
    x = 4,637.55

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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.