Home / 5,244.16-7,863.18-2,125.66

Finding the Fourth Proportional to 5,244.16, 7,863.18 and 2,125.66

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Solution

The fourth proportional to 5,244.16, 7,863.18 and 2,125.66 is: 3,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.16 : 7,863.18 = 2,125.66 : x
  2. Step 2: Convert to fraction form
    5,244.16/7,863.18 = 2,125.66/x
  3. Step 3: Cross multiply
    5,244.16x = 7,863.18 × 2,125.66
  4. Step 4: Simplify right side
    5,244.16x = 16,714,447.20
  5. Step 5: Solve for x
    x = 16,714,447.20/5,244.16
  6. Step 6: Final answer
    x = 3,187.25

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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.