Home / 6,621.90-9,934.06-2,724.18

Finding the Fourth Proportional to 6,621.90, 9,934.06 and 2,724.18

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Solution

The fourth proportional to 6,621.90, 9,934.06 and 2,724.18 is: 4,086.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.90 : 9,934.06 = 2,724.18 : x
  2. Step 2: Convert to fraction form
    6,621.90/9,934.06 = 2,724.18/x
  3. Step 3: Cross multiply
    6,621.90x = 9,934.06 × 2,724.18
  4. Step 4: Simplify right side
    6,621.90x = 27,062,167.57
  5. Step 5: Solve for x
    x = 27,062,167.57/6,621.90
  6. Step 6: Final answer
    x = 4,086.77

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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.