Home / 4,127.28-5,695.65-2,264.28

Finding the Fourth Proportional to 4,127.28, 5,695.65 and 2,264.28

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Solution

The fourth proportional to 4,127.28, 5,695.65 and 2,264.28 is: 3,124.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.28 : 5,695.65 = 2,264.28 : x
  2. Step 2: Convert to fraction form
    4,127.28/5,695.65 = 2,264.28/x
  3. Step 3: Cross multiply
    4,127.28x = 5,695.65 × 2,264.28
  4. Step 4: Simplify right side
    4,127.28x = 12,896,546.38
  5. Step 5: Solve for x
    x = 12,896,546.38/4,127.28
  6. Step 6: Final answer
    x = 3,124.71

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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.