Home / 10,589.10-15,890.85-6,201.90

Finding the Fourth Proportional to 10,589.10, 15,890.85 and 6,201.90

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Solution

The fourth proportional to 10,589.10, 15,890.85 and 6,201.90 is: 9,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.10 : 15,890.85 = 6,201.90 : x
  2. Step 2: Convert to fraction form
    10,589.10/15,890.85 = 6,201.90/x
  3. Step 3: Cross multiply
    10,589.10x = 15,890.85 × 6,201.90
  4. Step 4: Simplify right side
    10,589.10x = 98,553,462.62
  5. Step 5: Solve for x
    x = 98,553,462.62/10,589.10
  6. Step 6: Final answer
    x = 9,307.07

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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.