Home / 2,716.13-4,049.87-2,666.92

Finding the Fourth Proportional to 2,716.13, 4,049.87 and 2,666.92

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Solution

The fourth proportional to 2,716.13, 4,049.87 and 2,666.92 is: 3,976.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.13 : 4,049.87 = 2,666.92 : x
  2. Step 2: Convert to fraction form
    2,716.13/4,049.87 = 2,666.92/x
  3. Step 3: Cross multiply
    2,716.13x = 4,049.87 × 2,666.92
  4. Step 4: Simplify right side
    2,716.13x = 10,800,682.76
  5. Step 5: Solve for x
    x = 10,800,682.76/2,716.13
  6. Step 6: Final answer
    x = 3,976.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.