Home / 3,934.31-5,901.47-1,625.87

Finding the Fourth Proportional to 3,934.31, 5,901.47 and 1,625.87

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Solution

The fourth proportional to 3,934.31, 5,901.47 and 1,625.87 is: 2,438.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.31 : 5,901.47 = 1,625.87 : x
  2. Step 2: Convert to fraction form
    3,934.31/5,901.47 = 1,625.87/x
  3. Step 3: Cross multiply
    3,934.31x = 5,901.47 × 1,625.87
  4. Step 4: Simplify right side
    3,934.31x = 9,595,041.85
  5. Step 5: Solve for x
    x = 9,595,041.85/3,934.31
  6. Step 6: Final answer
    x = 2,438.81

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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.