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Finding the Fourth Proportional to 8,148.98, 12,224.28 and 2,600.88

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Solution

The fourth proportional to 8,148.98, 12,224.28 and 2,600.88 is: 3,901.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.98 : 12,224.28 = 2,600.88 : x
  2. Step 2: Convert to fraction form
    8,148.98/12,224.28 = 2,600.88/x
  3. Step 3: Cross multiply
    8,148.98x = 12,224.28 × 2,600.88
  4. Step 4: Simplify right side
    8,148.98x = 31,793,885.37
  5. Step 5: Solve for x
    x = 31,793,885.37/8,148.98
  6. Step 6: Final answer
    x = 3,901.58

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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.