Home / 3,691.19-5,535.42-1,499.18

Finding the Fourth Proportional to 3,691.19, 5,535.42 and 1,499.18

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Solution

The fourth proportional to 3,691.19, 5,535.42 and 1,499.18 is: 2,248.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.19 : 5,535.42 = 1,499.18 : x
  2. Step 2: Convert to fraction form
    3,691.19/5,535.42 = 1,499.18/x
  3. Step 3: Cross multiply
    3,691.19x = 5,535.42 × 1,499.18
  4. Step 4: Simplify right side
    3,691.19x = 8,298,604.79
  5. Step 5: Solve for x
    x = 8,298,604.79/3,691.19
  6. Step 6: Final answer
    x = 2,248.22

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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.