Home / 8,877.60-13,318.67-3,034.21

Finding the Fourth Proportional to 8,877.60, 13,318.67 and 3,034.21

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Solution

The fourth proportional to 8,877.60, 13,318.67 and 3,034.21 is: 4,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.60 : 13,318.67 = 3,034.21 : x
  2. Step 2: Convert to fraction form
    8,877.60/13,318.67 = 3,034.21/x
  3. Step 3: Cross multiply
    8,877.60x = 13,318.67 × 3,034.21
  4. Step 4: Simplify right side
    8,877.60x = 40,411,575.11
  5. Step 5: Solve for x
    x = 40,411,575.11/8,877.60
  6. Step 6: Final answer
    x = 4,552.09

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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.