Home / 4,149.36-5,726.52-3,099.60

Finding the Fourth Proportional to 4,149.36, 5,726.52 and 3,099.60

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Solution

The fourth proportional to 4,149.36, 5,726.52 and 3,099.60 is: 4,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.36 : 5,726.52 = 3,099.60 : x
  2. Step 2: Convert to fraction form
    4,149.36/5,726.52 = 3,099.60/x
  3. Step 3: Cross multiply
    4,149.36x = 5,726.52 × 3,099.60
  4. Step 4: Simplify right side
    4,149.36x = 17,749,921.39
  5. Step 5: Solve for x
    x = 17,749,921.39/4,149.36
  6. Step 6: Final answer
    x = 4,277.75

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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.