Home / 2,382.25-3,574.46-1,149.43

Finding the Fourth Proportional to 2,382.25, 3,574.46 and 1,149.43

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Solution

The fourth proportional to 2,382.25, 3,574.46 and 1,149.43 is: 1,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.25 : 3,574.46 = 1,149.43 : x
  2. Step 2: Convert to fraction form
    2,382.25/3,574.46 = 1,149.43/x
  3. Step 3: Cross multiply
    2,382.25x = 3,574.46 × 1,149.43
  4. Step 4: Simplify right side
    2,382.25x = 4,108,585.81
  5. Step 5: Solve for x
    x = 4,108,585.81/2,382.25
  6. Step 6: Final answer
    x = 1,724.67

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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.