Home / 11,565.18-17,353.15-3,668.94

Finding the Fourth Proportional to 11,565.18, 17,353.15 and 3,668.94

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Solution

The fourth proportional to 11,565.18, 17,353.15 and 3,668.94 is: 5,505.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.18 : 17,353.15 = 3,668.94 : x
  2. Step 2: Convert to fraction form
    11,565.18/17,353.15 = 3,668.94/x
  3. Step 3: Cross multiply
    11,565.18x = 17,353.15 × 3,668.94
  4. Step 4: Simplify right side
    11,565.18x = 63,667,656.99
  5. Step 5: Solve for x
    x = 63,667,656.99/11,565.18
  6. Step 6: Final answer
    x = 5,505.12

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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.