Home / 8,295.20-12,439.62-2,746.88

Finding the Fourth Proportional to 8,295.20, 12,439.62 and 2,746.88

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Solution

The fourth proportional to 8,295.20, 12,439.62 and 2,746.88 is: 4,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.20 : 12,439.62 = 2,746.88 : x
  2. Step 2: Convert to fraction form
    8,295.20/12,439.62 = 2,746.88/x
  3. Step 3: Cross multiply
    8,295.20x = 12,439.62 × 2,746.88
  4. Step 4: Simplify right side
    8,295.20x = 34,170,143.39
  5. Step 5: Solve for x
    x = 34,170,143.39/8,295.20
  6. Step 6: Final answer
    x = 4,119.27

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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.