Home / 10,422.15-15,634.05-3,026.73

Finding the Fourth Proportional to 10,422.15, 15,634.05 and 3,026.73

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Solution

The fourth proportional to 10,422.15, 15,634.05 and 3,026.73 is: 4,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422.15 : 15,634.05 = 3,026.73 : x
  2. Step 2: Convert to fraction form
    10,422.15/15,634.05 = 3,026.73/x
  3. Step 3: Cross multiply
    10,422.15x = 15,634.05 × 3,026.73
  4. Step 4: Simplify right side
    10,422.15x = 47,320,048.16
  5. Step 5: Solve for x
    x = 47,320,048.16/10,422.15
  6. Step 6: Final answer
    x = 4,540.33

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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.