Home / 2,296.16-3,168.68-1,248.24

Finding the Fourth Proportional to 2,296.16, 3,168.68 and 1,248.24

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Solution

The fourth proportional to 2,296.16, 3,168.68 and 1,248.24 is: 1,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.16 : 3,168.68 = 1,248.24 : x
  2. Step 2: Convert to fraction form
    2,296.16/3,168.68 = 1,248.24/x
  3. Step 3: Cross multiply
    2,296.16x = 3,168.68 × 1,248.24
  4. Step 4: Simplify right side
    2,296.16x = 3,955,273.12
  5. Step 5: Solve for x
    x = 3,955,273.12/2,296.16
  6. Step 6: Final answer
    x = 1,722.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.