Home / 4,149.25-6,223.89-1,071.25

Finding the Fourth Proportional to 4,149.25, 6,223.89 and 1,071.25

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Solution

The fourth proportional to 4,149.25, 6,223.89 and 1,071.25 is: 1,606.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.25 : 6,223.89 = 1,071.25 : x
  2. Step 2: Convert to fraction form
    4,149.25/6,223.89 = 1,071.25/x
  3. Step 3: Cross multiply
    4,149.25x = 6,223.89 × 1,071.25
  4. Step 4: Simplify right side
    4,149.25x = 6,667,339.48
  5. Step 5: Solve for x
    x = 6,667,339.48/4,149.25
  6. Step 6: Final answer
    x = 1,606.88

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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.