Home / 10,948.20-16,422.30-3,552.90

Finding the Fourth Proportional to 10,948.20, 16,422.30 and 3,552.90

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Solution

The fourth proportional to 10,948.20, 16,422.30 and 3,552.90 is: 5,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.20 : 16,422.30 = 3,552.90 : x
  2. Step 2: Convert to fraction form
    10,948.20/16,422.30 = 3,552.90/x
  3. Step 3: Cross multiply
    10,948.20x = 16,422.30 × 3,552.90
  4. Step 4: Simplify right side
    10,948.20x = 58,346,789.67
  5. Step 5: Solve for x
    x = 58,346,789.67/10,948.20
  6. Step 6: Final answer
    x = 5,329.35

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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.