Home / 5,104.68-7,044.45-2,866.56

Finding the Fourth Proportional to 5,104.68, 7,044.45 and 2,866.56

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Solution

The fourth proportional to 5,104.68, 7,044.45 and 2,866.56 is: 3,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.68 : 7,044.45 = 2,866.56 : x
  2. Step 2: Convert to fraction form
    5,104.68/7,044.45 = 2,866.56/x
  3. Step 3: Cross multiply
    5,104.68x = 7,044.45 × 2,866.56
  4. Step 4: Simplify right side
    5,104.68x = 20,193,338.59
  5. Step 5: Solve for x
    x = 20,193,338.59/5,104.68
  6. Step 6: Final answer
    x = 3,955.85

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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.