Home / 8,925.10-13,387.88-3,002.21

Finding the Fourth Proportional to 8,925.10, 13,387.88 and 3,002.21

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Solution

The fourth proportional to 8,925.10, 13,387.88 and 3,002.21 is: 4,503.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.10 : 13,387.88 = 3,002.21 : x
  2. Step 2: Convert to fraction form
    8,925.10/13,387.88 = 3,002.21/x
  3. Step 3: Cross multiply
    8,925.10x = 13,387.88 × 3,002.21
  4. Step 4: Simplify right side
    8,925.10x = 40,193,227.21
  5. Step 5: Solve for x
    x = 40,193,227.21/8,925.10
  6. Step 6: Final answer
    x = 4,503.39

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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.