Home / 3,984.31-5,980.11-2,037.88

Finding the Fourth Proportional to 3,984.31, 5,980.11 and 2,037.88

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Solution

The fourth proportional to 3,984.31, 5,980.11 and 2,037.88 is: 3,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.31 : 5,980.11 = 2,037.88 : x
  2. Step 2: Convert to fraction form
    3,984.31/5,980.11 = 2,037.88/x
  3. Step 3: Cross multiply
    3,984.31x = 5,980.11 × 2,037.88
  4. Step 4: Simplify right side
    3,984.31x = 12,186,746.57
  5. Step 5: Solve for x
    x = 12,186,746.57/3,984.31
  6. Step 6: Final answer
    x = 3,058.68

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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.