Home / 8,869.38-13,302.81-2,630.06

Finding the Fourth Proportional to 8,869.38, 13,302.81 and 2,630.06

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Solution

The fourth proportional to 8,869.38, 13,302.81 and 2,630.06 is: 3,944.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.38 : 13,302.81 = 2,630.06 : x
  2. Step 2: Convert to fraction form
    8,869.38/13,302.81 = 2,630.06/x
  3. Step 3: Cross multiply
    8,869.38x = 13,302.81 × 2,630.06
  4. Step 4: Simplify right side
    8,869.38x = 34,987,188.47
  5. Step 5: Solve for x
    x = 34,987,188.47/8,869.38
  6. Step 6: Final answer
    x = 3,944.72

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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.