Home / 2,247.18-3,371.45-1,152.32

Finding the Fourth Proportional to 2,247.18, 3,371.45 and 1,152.32

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Solution

The fourth proportional to 2,247.18, 3,371.45 and 1,152.32 is: 1,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.18 : 3,371.45 = 1,152.32 : x
  2. Step 2: Convert to fraction form
    2,247.18/3,371.45 = 1,152.32/x
  3. Step 3: Cross multiply
    2,247.18x = 3,371.45 × 1,152.32
  4. Step 4: Simplify right side
    2,247.18x = 3,884,966.65
  5. Step 5: Solve for x
    x = 3,884,966.65/2,247.18
  6. Step 6: Final answer
    x = 1,728.82

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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.