Home / 1,517.94-2,092.23-1,126.71

Finding the Fourth Proportional to 1,517.94, 2,092.23 and 1,126.71

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Solution

The fourth proportional to 1,517.94, 2,092.23 and 1,126.71 is: 1,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.94 : 2,092.23 = 1,126.71 : x
  2. Step 2: Convert to fraction form
    1,517.94/2,092.23 = 1,126.71/x
  3. Step 3: Cross multiply
    1,517.94x = 2,092.23 × 1,126.71
  4. Step 4: Simplify right side
    1,517.94x = 2,357,336.46
  5. Step 5: Solve for x
    x = 2,357,336.46/1,517.94
  6. Step 6: Final answer
    x = 1,552.98

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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.