Home / 5,422.15-7,481.64-3,064.24

Finding the Fourth Proportional to 5,422.15, 7,481.64 and 3,064.24

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Solution

The fourth proportional to 5,422.15, 7,481.64 and 3,064.24 is: 4,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.15 : 7,481.64 = 3,064.24 : x
  2. Step 2: Convert to fraction form
    5,422.15/7,481.64 = 3,064.24/x
  3. Step 3: Cross multiply
    5,422.15x = 7,481.64 × 3,064.24
  4. Step 4: Simplify right side
    5,422.15x = 22,925,540.55
  5. Step 5: Solve for x
    x = 22,925,540.55/5,422.15
  6. Step 6: Final answer
    x = 4,228.13

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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.