Home / 2,588.38-3,884.16-1,028.13

Finding the Fourth Proportional to 2,588.38, 3,884.16 and 1,028.13

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Solution

The fourth proportional to 2,588.38, 3,884.16 and 1,028.13 is: 1,542.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.38 : 3,884.16 = 1,028.13 : x
  2. Step 2: Convert to fraction form
    2,588.38/3,884.16 = 1,028.13/x
  3. Step 3: Cross multiply
    2,588.38x = 3,884.16 × 1,028.13
  4. Step 4: Simplify right side
    2,588.38x = 3,993,421.42
  5. Step 5: Solve for x
    x = 3,993,421.42/2,588.38
  6. Step 6: Final answer
    x = 1,542.83

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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.