Home / 3,248.64-4,871.52-1,168.16

Finding the Fourth Proportional to 3,248.64, 4,871.52 and 1,168.16

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Solution

The fourth proportional to 3,248.64, 4,871.52 and 1,168.16 is: 1,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.64 : 4,871.52 = 1,168.16 : x
  2. Step 2: Convert to fraction form
    3,248.64/4,871.52 = 1,168.16/x
  3. Step 3: Cross multiply
    3,248.64x = 4,871.52 × 1,168.16
  4. Step 4: Simplify right side
    3,248.64x = 5,690,714.80
  5. Step 5: Solve for x
    x = 5,690,714.80/3,248.64
  6. Step 6: Final answer
    x = 1,751.72

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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.