Home / 11,565.27-17,340.62-6,374.79

Finding the Fourth Proportional to 11,565.27, 17,340.62 and 6,374.79

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Solution

The fourth proportional to 11,565.27, 17,340.62 and 6,374.79 is: 9,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.27 : 17,340.62 = 6,374.79 : x
  2. Step 2: Convert to fraction form
    11,565.27/17,340.62 = 6,374.79/x
  3. Step 3: Cross multiply
    11,565.27x = 17,340.62 × 6,374.79
  4. Step 4: Simplify right side
    11,565.27x = 110,542,779.10
  5. Step 5: Solve for x
    x = 110,542,779.10/11,565.27
  6. Step 6: Final answer
    x = 9,558.17

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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.