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Finding the Fourth Proportional to 8,992.10, 13,488.13 and 2,418.29

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Solution

The fourth proportional to 8,992.10, 13,488.13 and 2,418.29 is: 3,627.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992.10 : 13,488.13 = 2,418.29 : x
  2. Step 2: Convert to fraction form
    8,992.10/13,488.13 = 2,418.29/x
  3. Step 3: Cross multiply
    8,992.10x = 13,488.13 × 2,418.29
  4. Step 4: Simplify right side
    8,992.10x = 32,618,136.41
  5. Step 5: Solve for x
    x = 32,618,136.41/8,992.10
  6. Step 6: Final answer
    x = 3,627.42

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1.5x scale

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.