Home / 5,218.08-7,197.84-4,175.52

Finding the Fourth Proportional to 5,218.08, 7,197.84 and 4,175.52

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Solution

The fourth proportional to 5,218.08, 7,197.84 and 4,175.52 is: 5,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.08 : 7,197.84 = 4,175.52 : x
  2. Step 2: Convert to fraction form
    5,218.08/7,197.84 = 4,175.52/x
  3. Step 3: Cross multiply
    5,218.08x = 7,197.84 × 4,175.52
  4. Step 4: Simplify right side
    5,218.08x = 30,054,724.88
  5. Step 5: Solve for x
    x = 30,054,724.88/5,218.08
  6. Step 6: Final answer
    x = 5,759.73

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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.