Home / 5,176.35-7,763.11-2,254.01

Finding the Fourth Proportional to 5,176.35, 7,763.11 and 2,254.01

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Solution

The fourth proportional to 5,176.35, 7,763.11 and 2,254.01 is: 3,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.35 : 7,763.11 = 2,254.01 : x
  2. Step 2: Convert to fraction form
    5,176.35/7,763.11 = 2,254.01/x
  3. Step 3: Cross multiply
    5,176.35x = 7,763.11 × 2,254.01
  4. Step 4: Simplify right side
    5,176.35x = 17,498,083.12
  5. Step 5: Solve for x
    x = 17,498,083.12/5,176.35
  6. Step 6: Final answer
    x = 3,380.39

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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.