Home / 3,239.59-4,858.35-2,149.75

Finding the Fourth Proportional to 3,239.59, 4,858.35 and 2,149.75

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Solution

The fourth proportional to 3,239.59, 4,858.35 and 2,149.75 is: 3,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.59 : 4,858.35 = 2,149.75 : x
  2. Step 2: Convert to fraction form
    3,239.59/4,858.35 = 2,149.75/x
  3. Step 3: Cross multiply
    3,239.59x = 4,858.35 × 2,149.75
  4. Step 4: Simplify right side
    3,239.59x = 10,444,237.91
  5. Step 5: Solve for x
    x = 10,444,237.91/3,239.59
  6. Step 6: Final answer
    x = 3,223.94

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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.