Home / 8,982.90-13,468.51-4,302.79

Finding the Fourth Proportional to 8,982.90, 13,468.51 and 4,302.79

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Solution

The fourth proportional to 8,982.90, 13,468.51 and 4,302.79 is: 6,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,982.90 : 13,468.51 = 4,302.79 : x
  2. Step 2: Convert to fraction form
    8,982.90/13,468.51 = 4,302.79/x
  3. Step 3: Cross multiply
    8,982.90x = 13,468.51 × 4,302.79
  4. Step 4: Simplify right side
    8,982.90x = 57,952,141.85
  5. Step 5: Solve for x
    x = 57,952,141.85/8,982.90
  6. Step 6: Final answer
    x = 6,451.38

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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.