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Finding the Fourth Proportional to 6,627.92, 9,943.08 and 2,730.20

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Solution

The fourth proportional to 6,627.92, 9,943.08 and 2,730.20 is: 4,095.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.92 : 9,943.08 = 2,730.20 : x
  2. Step 2: Convert to fraction form
    6,627.92/9,943.08 = 2,730.20/x
  3. Step 3: Cross multiply
    6,627.92x = 9,943.08 × 2,730.20
  4. Step 4: Simplify right side
    6,627.92x = 27,146,597.02
  5. Step 5: Solve for x
    x = 27,146,597.02/6,627.92
  6. Step 6: Final answer
    x = 4,095.79

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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.