Home / 5,348.20-7,380.30-3,110.14

Finding the Fourth Proportional to 5,348.20, 7,380.30 and 3,110.14

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Solution

The fourth proportional to 5,348.20, 7,380.30 and 3,110.14 is: 4,291.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.20 : 7,380.30 = 3,110.14 : x
  2. Step 2: Convert to fraction form
    5,348.20/7,380.30 = 3,110.14/x
  3. Step 3: Cross multiply
    5,348.20x = 7,380.30 × 3,110.14
  4. Step 4: Simplify right side
    5,348.20x = 22,953,766.24
  5. Step 5: Solve for x
    x = 22,953,766.24/5,348.20
  6. Step 6: Final answer
    x = 4,291.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.