Home / 11,565.07-17,347.68-3,245.13

Finding the Fourth Proportional to 11,565.07, 17,347.68 and 3,245.13

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Solution

The fourth proportional to 11,565.07, 17,347.68 and 3,245.13 is: 4,867.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.07 : 17,347.68 = 3,245.13 : x
  2. Step 2: Convert to fraction form
    11,565.07/17,347.68 = 3,245.13/x
  3. Step 3: Cross multiply
    11,565.07x = 17,347.68 × 3,245.13
  4. Step 4: Simplify right side
    11,565.07x = 56,295,476.80
  5. Step 5: Solve for x
    x = 56,295,476.80/11,565.07
  6. Step 6: Final answer
    x = 4,867.72

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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.