Home / 4,126.95-5,689.27-2,945.97

Finding the Fourth Proportional to 4,126.95, 5,689.27 and 2,945.97

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Solution

The fourth proportional to 4,126.95, 5,689.27 and 2,945.97 is: 4,061.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.95 : 5,689.27 = 2,945.97 : x
  2. Step 2: Convert to fraction form
    4,126.95/5,689.27 = 2,945.97/x
  3. Step 3: Cross multiply
    4,126.95x = 5,689.27 × 2,945.97
  4. Step 4: Simplify right side
    4,126.95x = 16,760,422.42
  5. Step 5: Solve for x
    x = 16,760,422.42/4,126.95
  6. Step 6: Final answer
    x = 4,061.21

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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.