Home / 11,658.48-17,484.07-5,078.04

Finding the Fourth Proportional to 11,658.48, 17,484.07 and 5,078.04

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Solution

The fourth proportional to 11,658.48, 17,484.07 and 5,078.04 is: 7,615.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.48 : 17,484.07 = 5,078.04 : x
  2. Step 2: Convert to fraction form
    11,658.48/17,484.07 = 5,078.04/x
  3. Step 3: Cross multiply
    11,658.48x = 17,484.07 × 5,078.04
  4. Step 4: Simplify right side
    11,658.48x = 88,784,738.08
  5. Step 5: Solve for x
    x = 88,784,738.08/11,658.48
  6. Step 6: Final answer
    x = 7,615.47

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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.