Home / 5,216.28-7,198.80-3,444.78

Finding the Fourth Proportional to 5,216.28, 7,198.80 and 3,444.78

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Solution

The fourth proportional to 5,216.28, 7,198.80 and 3,444.78 is: 4,754.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.28 : 7,198.80 = 3,444.78 : x
  2. Step 2: Convert to fraction form
    5,216.28/7,198.80 = 3,444.78/x
  3. Step 3: Cross multiply
    5,216.28x = 7,198.80 × 3,444.78
  4. Step 4: Simplify right side
    5,216.28x = 24,798,282.26
  5. Step 5: Solve for x
    x = 24,798,282.26/5,216.28
  6. Step 6: Final answer
    x = 4,754.02

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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.