Home / 3,687.25-5,088.41-2,031.25

Finding the Fourth Proportional to 3,687.25, 5,088.41 and 2,031.25

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Solution

The fourth proportional to 3,687.25, 5,088.41 and 2,031.25 is: 2,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.25 : 5,088.41 = 2,031.25 : x
  2. Step 2: Convert to fraction form
    3,687.25/5,088.41 = 2,031.25/x
  3. Step 3: Cross multiply
    3,687.25x = 5,088.41 × 2,031.25
  4. Step 4: Simplify right side
    3,687.25x = 10,335,822.66
  5. Step 5: Solve for x
    x = 10,335,822.66/3,687.25
  6. Step 6: Final answer
    x = 2,803.13

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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.