Home / 9,581.29-14,342.23-5,187.85

Finding the Fourth Proportional to 9,581.29, 14,342.23 and 5,187.85

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Solution

The fourth proportional to 9,581.29, 14,342.23 and 5,187.85 is: 7,765.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.29 : 14,342.23 = 5,187.85 : x
  2. Step 2: Convert to fraction form
    9,581.29/14,342.23 = 5,187.85/x
  3. Step 3: Cross multiply
    9,581.29x = 14,342.23 × 5,187.85
  4. Step 4: Simplify right side
    9,581.29x = 74,405,337.91
  5. Step 5: Solve for x
    x = 74,405,337.91/9,581.29
  6. Step 6: Final answer
    x = 7,765.69

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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.