Home / 2,263.44-3,395.28-724.56

Finding the Fourth Proportional to 2,263.44, 3,395.28 and 724.56

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Solution

The fourth proportional to 2,263.44, 3,395.28 and 724.56 is: 1,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.44 : 3,395.28 = 724.56 : x
  2. Step 2: Convert to fraction form
    2,263.44/3,395.28 = 724.56/x
  3. Step 3: Cross multiply
    2,263.44x = 3,395.28 × 724.56
  4. Step 4: Simplify right side
    2,263.44x = 2,460,084.08
  5. Step 5: Solve for x
    x = 2,460,084.08/2,263.44
  6. Step 6: Final answer
    x = 1,086.88

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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.