Home / 3,726.44-5,142.26-2,047.52

Finding the Fourth Proportional to 3,726.44, 5,142.26 and 2,047.52

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Solution

The fourth proportional to 3,726.44, 5,142.26 and 2,047.52 is: 2,825.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.44 : 5,142.26 = 2,047.52 : x
  2. Step 2: Convert to fraction form
    3,726.44/5,142.26 = 2,047.52/x
  3. Step 3: Cross multiply
    3,726.44x = 5,142.26 × 2,047.52
  4. Step 4: Simplify right side
    3,726.44x = 10,528,880.20
  5. Step 5: Solve for x
    x = 10,528,880.20/3,726.44
  6. Step 6: Final answer
    x = 2,825.45

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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.