Home / 3,390.06-5,079.84-2,352.09

Finding the Fourth Proportional to 3,390.06, 5,079.84 and 2,352.09

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Solution

The fourth proportional to 3,390.06, 5,079.84 and 2,352.09 is: 3,524.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390.06 : 5,079.84 = 2,352.09 : x
  2. Step 2: Convert to fraction form
    3,390.06/5,079.84 = 2,352.09/x
  3. Step 3: Cross multiply
    3,390.06x = 5,079.84 × 2,352.09
  4. Step 4: Simplify right side
    3,390.06x = 11,948,240.87
  5. Step 5: Solve for x
    x = 11,948,240.87/3,390.06
  6. Step 6: Final answer
    x = 3,524.49

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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.