Home / 8,747.27-13,113.60-4,358.69

Finding the Fourth Proportional to 8,747.27, 13,113.60 and 4,358.69

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Solution

The fourth proportional to 8,747.27, 13,113.60 and 4,358.69 is: 6,534.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.27 : 13,113.60 = 4,358.69 : x
  2. Step 2: Convert to fraction form
    8,747.27/13,113.60 = 4,358.69/x
  3. Step 3: Cross multiply
    8,747.27x = 13,113.60 × 4,358.69
  4. Step 4: Simplify right side
    8,747.27x = 57,158,051.62
  5. Step 5: Solve for x
    x = 57,158,051.62/8,747.27
  6. Step 6: Final answer
    x = 6,534.39

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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.