Home / 4,061.40-6,092.49-1,139.70

Finding the Fourth Proportional to 4,061.40, 6,092.49 and 1,139.70

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Solution

The fourth proportional to 4,061.40, 6,092.49 and 1,139.70 is: 1,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061.40 : 6,092.49 = 1,139.70 : x
  2. Step 2: Convert to fraction form
    4,061.40/6,092.49 = 1,139.70/x
  3. Step 3: Cross multiply
    4,061.40x = 6,092.49 × 1,139.70
  4. Step 4: Simplify right side
    4,061.40x = 6,943,610.85
  5. Step 5: Solve for x
    x = 6,943,610.85/4,061.40
  6. Step 6: Final answer
    x = 1,709.66

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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.