Home / 1,524.38-2,286.68-1,116.09

Finding the Fourth Proportional to 1,524.38, 2,286.68 and 1,116.09

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Solution

The fourth proportional to 1,524.38, 2,286.68 and 1,116.09 is: 1,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.38 : 2,286.68 = 1,116.09 : x
  2. Step 2: Convert to fraction form
    1,524.38/2,286.68 = 1,116.09/x
  3. Step 3: Cross multiply
    1,524.38x = 2,286.68 × 1,116.09
  4. Step 4: Simplify right side
    1,524.38x = 2,552,135.10
  5. Step 5: Solve for x
    x = 2,552,135.10/1,524.38
  6. Step 6: Final answer
    x = 1,674.22

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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.