Home / 8,040.12-12,062.25-3,108.48

Finding the Fourth Proportional to 8,040.12, 12,062.25 and 3,108.48

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Solution

The fourth proportional to 8,040.12, 12,062.25 and 3,108.48 is: 4,663.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.12 : 12,062.25 = 3,108.48 : x
  2. Step 2: Convert to fraction form
    8,040.12/12,062.25 = 3,108.48/x
  3. Step 3: Cross multiply
    8,040.12x = 12,062.25 × 3,108.48
  4. Step 4: Simplify right side
    8,040.12x = 37,495,262.88
  5. Step 5: Solve for x
    x = 37,495,262.88/8,040.12
  6. Step 6: Final answer
    x = 4,663.52

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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.