Home / 8,985.98-13,483.97-3,724.88

Finding the Fourth Proportional to 8,985.98, 13,483.97 and 3,724.88

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Solution

The fourth proportional to 8,985.98, 13,483.97 and 3,724.88 is: 5,589.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985.98 : 13,483.97 = 3,724.88 : x
  2. Step 2: Convert to fraction form
    8,985.98/13,483.97 = 3,724.88/x
  3. Step 3: Cross multiply
    8,985.98x = 13,483.97 × 3,724.88
  4. Step 4: Simplify right side
    8,985.98x = 50,226,084.13
  5. Step 5: Solve for x
    x = 50,226,084.13/8,985.98
  6. Step 6: Final answer
    x = 5,589.39

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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.