Home / 5,177.12-7,759.60-3,095.82

Finding the Fourth Proportional to 5,177.12, 7,759.60 and 3,095.82

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Solution

The fourth proportional to 5,177.12, 7,759.60 and 3,095.82 is: 4,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.12 : 7,759.60 = 3,095.82 : x
  2. Step 2: Convert to fraction form
    5,177.12/7,759.60 = 3,095.82/x
  3. Step 3: Cross multiply
    5,177.12x = 7,759.60 × 3,095.82
  4. Step 4: Simplify right side
    5,177.12x = 24,022,317.13
  5. Step 5: Solve for x
    x = 24,022,317.13/5,177.12
  6. Step 6: Final answer
    x = 4,640.10

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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.