Home / 5,039.28-6,959.52-4,489.56

Finding the Fourth Proportional to 5,039.28, 6,959.52 and 4,489.56

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Solution

The fourth proportional to 5,039.28, 6,959.52 and 4,489.56 is: 6,200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.28 : 6,959.52 = 4,489.56 : x
  2. Step 2: Convert to fraction form
    5,039.28/6,959.52 = 4,489.56/x
  3. Step 3: Cross multiply
    5,039.28x = 6,959.52 × 4,489.56
  4. Step 4: Simplify right side
    5,039.28x = 31,245,182.61
  5. Step 5: Solve for x
    x = 31,245,182.61/5,039.28
  6. Step 6: Final answer
    x = 6,200.33

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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.