Home / 8,902.90-13,353.72-3,059.38

Finding the Fourth Proportional to 8,902.90, 13,353.72 and 3,059.38

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Solution

The fourth proportional to 8,902.90, 13,353.72 and 3,059.38 is: 4,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902.90 : 13,353.72 = 3,059.38 : x
  2. Step 2: Convert to fraction form
    8,902.90/13,353.72 = 3,059.38/x
  3. Step 3: Cross multiply
    8,902.90x = 13,353.72 × 3,059.38
  4. Step 4: Simplify right side
    8,902.90x = 40,854,103.89
  5. Step 5: Solve for x
    x = 40,854,103.89/8,902.90
  6. Step 6: Final answer
    x = 4,588.85

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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.