Home / 7,732.40-11,589.24-3,566.72

Finding the Fourth Proportional to 7,732.40, 11,589.24 and 3,566.72

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Solution

The fourth proportional to 7,732.40, 11,589.24 and 3,566.72 is: 5,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,732.40 : 11,589.24 = 3,566.72 : x
  2. Step 2: Convert to fraction form
    7,732.40/11,589.24 = 3,566.72/x
  3. Step 3: Cross multiply
    7,732.40x = 11,589.24 × 3,566.72
  4. Step 4: Simplify right side
    7,732.40x = 41,335,574.09
  5. Step 5: Solve for x
    x = 41,335,574.09/7,732.40
  6. Step 6: Final answer
    x = 5,345.76

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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.