Home / 3,726.35-5,142.02-2,047.62

Finding the Fourth Proportional to 3,726.35, 5,142.02 and 2,047.62

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Solution

The fourth proportional to 3,726.35, 5,142.02 and 2,047.62 is: 2,825.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.35 : 5,142.02 = 2,047.62 : x
  2. Step 2: Convert to fraction form
    3,726.35/5,142.02 = 2,047.62/x
  3. Step 3: Cross multiply
    3,726.35x = 5,142.02 × 2,047.62
  4. Step 4: Simplify right side
    3,726.35x = 10,528,892.75
  5. Step 5: Solve for x
    x = 10,528,892.75/3,726.35
  6. Step 6: Final answer
    x = 2,825.53

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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.