Home / 3,931.25-5,894.32-2,083.24

Finding the Fourth Proportional to 3,931.25, 5,894.32 and 2,083.24

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Solution

The fourth proportional to 3,931.25, 5,894.32 and 2,083.24 is: 3,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.25 : 5,894.32 = 2,083.24 : x
  2. Step 2: Convert to fraction form
    3,931.25/5,894.32 = 2,083.24/x
  3. Step 3: Cross multiply
    3,931.25x = 5,894.32 × 2,083.24
  4. Step 4: Simplify right side
    3,931.25x = 12,279,283.20
  5. Step 5: Solve for x
    x = 12,279,283.20/3,931.25
  6. Step 6: Final answer
    x = 3,123.51

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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.