Home / 5,422.22-8,124.85-4,192.66

Finding the Fourth Proportional to 5,422.22, 8,124.85 and 4,192.66

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Solution

The fourth proportional to 5,422.22, 8,124.85 and 4,192.66 is: 6,282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.22 : 8,124.85 = 4,192.66 : x
  2. Step 2: Convert to fraction form
    5,422.22/8,124.85 = 4,192.66/x
  3. Step 3: Cross multiply
    5,422.22x = 8,124.85 × 4,192.66
  4. Step 4: Simplify right side
    5,422.22x = 34,064,733.60
  5. Step 5: Solve for x
    x = 34,064,733.60/5,422.22
  6. Step 6: Final answer
    x = 6,282.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.