Home / 8,277.89-12,414.18-2,730.20

Finding the Fourth Proportional to 8,277.89, 12,414.18 and 2,730.20

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Solution

The fourth proportional to 8,277.89, 12,414.18 and 2,730.20 is: 4,094.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.89 : 12,414.18 = 2,730.20 : x
  2. Step 2: Convert to fraction form
    8,277.89/12,414.18 = 2,730.20/x
  3. Step 3: Cross multiply
    8,277.89x = 12,414.18 × 2,730.20
  4. Step 4: Simplify right side
    8,277.89x = 33,893,194.24
  5. Step 5: Solve for x
    x = 33,893,194.24/8,277.89
  6. Step 6: Final answer
    x = 4,094.42

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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.