Home / 3,930.24-5,895.23-1,008.57

Finding the Fourth Proportional to 3,930.24, 5,895.23 and 1,008.57

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Solution

The fourth proportional to 3,930.24, 5,895.23 and 1,008.57 is: 1,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930.24 : 5,895.23 = 1,008.57 : x
  2. Step 2: Convert to fraction form
    3,930.24/5,895.23 = 1,008.57/x
  3. Step 3: Cross multiply
    3,930.24x = 5,895.23 × 1,008.57
  4. Step 4: Simplify right side
    3,930.24x = 5,945,747.08
  5. Step 5: Solve for x
    x = 5,945,747.08/3,930.24
  6. Step 6: Final answer
    x = 1,512.82

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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.