Home / 2,092.19-3,139.11-937.13

Finding the Fourth Proportional to 2,092.19, 3,139.11 and 937.13

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Solution

The fourth proportional to 2,092.19, 3,139.11 and 937.13 is: 1,406.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.19 : 3,139.11 = 937.13 : x
  2. Step 2: Convert to fraction form
    2,092.19/3,139.11 = 937.13/x
  3. Step 3: Cross multiply
    2,092.19x = 3,139.11 × 937.13
  4. Step 4: Simplify right side
    2,092.19x = 2,941,738.46
  5. Step 5: Solve for x
    x = 2,941,738.46/2,092.19
  6. Step 6: Final answer
    x = 1,406.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.