Home / 3,065.38-4,593.97-1,115.74

Finding the Fourth Proportional to 3,065.38, 4,593.97 and 1,115.74

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Solution

The fourth proportional to 3,065.38, 4,593.97 and 1,115.74 is: 1,672.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.38 : 4,593.97 = 1,115.74 : x
  2. Step 2: Convert to fraction form
    3,065.38/4,593.97 = 1,115.74/x
  3. Step 3: Cross multiply
    3,065.38x = 4,593.97 × 1,115.74
  4. Step 4: Simplify right side
    3,065.38x = 5,125,676.09
  5. Step 5: Solve for x
    x = 5,125,676.09/3,065.38
  6. Step 6: Final answer
    x = 1,672.12

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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.