Home / 2,296.32-3,168.88-1,248.36

Finding the Fourth Proportional to 2,296.32, 3,168.88 and 1,248.36

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Solution

The fourth proportional to 2,296.32, 3,168.88 and 1,248.36 is: 1,722.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.32 : 3,168.88 = 1,248.36 : x
  2. Step 2: Convert to fraction form
    2,296.32/3,168.88 = 1,248.36/x
  3. Step 3: Cross multiply
    2,296.32x = 3,168.88 × 1,248.36
  4. Step 4: Simplify right side
    2,296.32x = 3,955,903.04
  5. Step 5: Solve for x
    x = 3,955,903.04/2,296.32
  6. Step 6: Final answer
    x = 1,722.71

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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.