Home / 2,167.20-3,250.44-934.80

Finding the Fourth Proportional to 2,167.20, 3,250.44 and 934.80

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Solution

The fourth proportional to 2,167.20, 3,250.44 and 934.80 is: 1,402.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.20 : 3,250.44 = 934.80 : x
  2. Step 2: Convert to fraction form
    2,167.20/3,250.44 = 934.80/x
  3. Step 3: Cross multiply
    2,167.20x = 3,250.44 × 934.80
  4. Step 4: Simplify right side
    2,167.20x = 3,038,511.31
  5. Step 5: Solve for x
    x = 3,038,511.31/2,167.20
  6. Step 6: Final answer
    x = 1,402.04

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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.