Home / 2,712.29-4,061.95-2,365.61

Finding the Fourth Proportional to 2,712.29, 4,061.95 and 2,365.61

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Solution

The fourth proportional to 2,712.29, 4,061.95 and 2,365.61 is: 3,542.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.29 : 4,061.95 = 2,365.61 : x
  2. Step 2: Convert to fraction form
    2,712.29/4,061.95 = 2,365.61/x
  3. Step 3: Cross multiply
    2,712.29x = 4,061.95 × 2,365.61
  4. Step 4: Simplify right side
    2,712.29x = 9,608,963.32
  5. Step 5: Solve for x
    x = 9,608,963.32/2,712.29
  6. Step 6: Final answer
    x = 3,542.76

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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.