Home / 3,931.12-5,894.55-1,952.41

Finding the Fourth Proportional to 3,931.12, 5,894.55 and 1,952.41

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Solution

The fourth proportional to 3,931.12, 5,894.55 and 1,952.41 is: 2,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.12 : 5,894.55 = 1,952.41 : x
  2. Step 2: Convert to fraction form
    3,931.12/5,894.55 = 1,952.41/x
  3. Step 3: Cross multiply
    3,931.12x = 5,894.55 × 1,952.41
  4. Step 4: Simplify right side
    3,931.12x = 11,508,553.87
  5. Step 5: Solve for x
    x = 11,508,553.87/3,931.12
  6. Step 6: Final answer
    x = 2,927.55

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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.