Home / 8,098.76-12,148.30-2,255.36

Finding the Fourth Proportional to 8,098.76, 12,148.30 and 2,255.36

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Solution

The fourth proportional to 8,098.76, 12,148.30 and 2,255.36 is: 3,383.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.76 : 12,148.30 = 2,255.36 : x
  2. Step 2: Convert to fraction form
    8,098.76/12,148.30 = 2,255.36/x
  3. Step 3: Cross multiply
    8,098.76x = 12,148.30 × 2,255.36
  4. Step 4: Simplify right side
    8,098.76x = 27,398,789.89
  5. Step 5: Solve for x
    x = 27,398,789.89/8,098.76
  6. Step 6: Final answer
    x = 3,383.08

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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.