Home / 3,379.11-5,043.07-3,100.20

Finding the Fourth Proportional to 3,379.11, 5,043.07 and 3,100.20

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Solution

The fourth proportional to 3,379.11, 5,043.07 and 3,100.20 is: 4,626.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.11 : 5,043.07 = 3,100.20 : x
  2. Step 2: Convert to fraction form
    3,379.11/5,043.07 = 3,100.20/x
  3. Step 3: Cross multiply
    3,379.11x = 5,043.07 × 3,100.20
  4. Step 4: Simplify right side
    3,379.11x = 15,634,525.61
  5. Step 5: Solve for x
    x = 15,634,525.61/3,379.11
  6. Step 6: Final answer
    x = 4,626.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.