Home / 10,589.10-15,890.13-4,352.10

Finding the Fourth Proportional to 10,589.10, 15,890.13 and 4,352.10

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Solution

The fourth proportional to 10,589.10, 15,890.13 and 4,352.10 is: 6,530.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.10 : 15,890.13 = 4,352.10 : x
  2. Step 2: Convert to fraction form
    10,589.10/15,890.13 = 4,352.10/x
  3. Step 3: Cross multiply
    10,589.10x = 15,890.13 × 4,352.10
  4. Step 4: Simplify right side
    10,589.10x = 69,155,434.77
  5. Step 5: Solve for x
    x = 69,155,434.77/10,589.10
  6. Step 6: Final answer
    x = 6,530.81

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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.