Home / 3,681.89-5,076.02-2,500.91

Finding the Fourth Proportional to 3,681.89, 5,076.02 and 2,500.91

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Solution

The fourth proportional to 3,681.89, 5,076.02 and 2,500.91 is: 3,447.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.89 : 5,076.02 = 2,500.91 : x
  2. Step 2: Convert to fraction form
    3,681.89/5,076.02 = 2,500.91/x
  3. Step 3: Cross multiply
    3,681.89x = 5,076.02 × 2,500.91
  4. Step 4: Simplify right side
    3,681.89x = 12,694,631.29
  5. Step 5: Solve for x
    x = 12,694,631.29/3,681.89
  6. Step 6: Final answer
    x = 3,447.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.