Home / 6,617.28-9,926.40-2,722.56

Finding the Fourth Proportional to 6,617.28, 9,926.40 and 2,722.56

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Solution

The fourth proportional to 6,617.28, 9,926.40 and 2,722.56 is: 4,084.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.28 : 9,926.40 = 2,722.56 : x
  2. Step 2: Convert to fraction form
    6,617.28/9,926.40 = 2,722.56/x
  3. Step 3: Cross multiply
    6,617.28x = 9,926.40 × 2,722.56
  4. Step 4: Simplify right side
    6,617.28x = 27,025,219.58
  5. Step 5: Solve for x
    x = 27,025,219.58/6,617.28
  6. Step 6: Final answer
    x = 4,084.04

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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.