Home / 2,348.20-3,523.76-887.16

Finding the Fourth Proportional to 2,348.20, 3,523.76 and 887.16

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Solution

The fourth proportional to 2,348.20, 3,523.76 and 887.16 is: 1,331.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.20 : 3,523.76 = 887.16 : x
  2. Step 2: Convert to fraction form
    2,348.20/3,523.76 = 887.16/x
  3. Step 3: Cross multiply
    2,348.20x = 3,523.76 × 887.16
  4. Step 4: Simplify right side
    2,348.20x = 3,126,138.92
  5. Step 5: Solve for x
    x = 3,126,138.92/2,348.20
  6. Step 6: Final answer
    x = 1,331.29

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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.