Home / 5,617.27-7,751.97-3,099.59

Finding the Fourth Proportional to 5,617.27, 7,751.97 and 3,099.59

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Solution

The fourth proportional to 5,617.27, 7,751.97 and 3,099.59 is: 4,277.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.27 : 7,751.97 = 3,099.59 : x
  2. Step 2: Convert to fraction form
    5,617.27/7,751.97 = 3,099.59/x
  3. Step 3: Cross multiply
    5,617.27x = 7,751.97 × 3,099.59
  4. Step 4: Simplify right side
    5,617.27x = 24,027,928.69
  5. Step 5: Solve for x
    x = 24,027,928.69/5,617.27
  6. Step 6: Final answer
    x = 4,277.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.