Home / 5,317.18-7,972.77-2,544.52

Finding the Fourth Proportional to 5,317.18, 7,972.77 and 2,544.52

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Solution

The fourth proportional to 5,317.18, 7,972.77 and 2,544.52 is: 3,815.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.18 : 7,972.77 = 2,544.52 : x
  2. Step 2: Convert to fraction form
    5,317.18/7,972.77 = 2,544.52/x
  3. Step 3: Cross multiply
    5,317.18x = 7,972.77 × 2,544.52
  4. Step 4: Simplify right side
    5,317.18x = 20,286,872.72
  5. Step 5: Solve for x
    x = 20,286,872.72/5,317.18
  6. Step 6: Final answer
    x = 3,815.34

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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.