Home / 5,089.14-7,629.15-2,165.85

Finding the Fourth Proportional to 5,089.14, 7,629.15 and 2,165.85

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Solution

The fourth proportional to 5,089.14, 7,629.15 and 2,165.85 is: 3,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.14 : 7,629.15 = 2,165.85 : x
  2. Step 2: Convert to fraction form
    5,089.14/7,629.15 = 2,165.85/x
  3. Step 3: Cross multiply
    5,089.14x = 7,629.15 × 2,165.85
  4. Step 4: Simplify right side
    5,089.14x = 16,523,594.53
  5. Step 5: Solve for x
    x = 16,523,594.53/5,089.14
  6. Step 6: Final answer
    x = 3,246.83

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1.5x scale

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.