Home / 8,542.13-12,811.97-2,995.25

Finding the Fourth Proportional to 8,542.13, 12,811.97 and 2,995.25

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Solution

The fourth proportional to 8,542.13, 12,811.97 and 2,995.25 is: 4,492.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542.13 : 12,811.97 = 2,995.25 : x
  2. Step 2: Convert to fraction form
    8,542.13/12,811.97 = 2,995.25/x
  3. Step 3: Cross multiply
    8,542.13x = 12,811.97 × 2,995.25
  4. Step 4: Simplify right side
    8,542.13x = 38,374,996.57
  5. Step 5: Solve for x
    x = 38,374,996.57/8,542.13
  6. Step 6: Final answer
    x = 4,492.44

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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.