Home / 11,587.03-17,355.84-5,654.79

Finding the Fourth Proportional to 11,587.03, 17,355.84 and 5,654.79

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Solution

The fourth proportional to 11,587.03, 17,355.84 and 5,654.79 is: 8,470.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.03 : 17,355.84 = 5,654.79 : x
  2. Step 2: Convert to fraction form
    11,587.03/17,355.84 = 5,654.79/x
  3. Step 3: Cross multiply
    11,587.03x = 17,355.84 × 5,654.79
  4. Step 4: Simplify right side
    11,587.03x = 98,143,609.27
  5. Step 5: Solve for x
    x = 98,143,609.27/11,587.03
  6. Step 6: Final answer
    x = 8,470.13

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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.