Home / 4,100.80-6,143.10-2,452.45

Finding the Fourth Proportional to 4,100.80, 6,143.10 and 2,452.45

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Solution

The fourth proportional to 4,100.80, 6,143.10 and 2,452.45 is: 3,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.80 : 6,143.10 = 2,452.45 : x
  2. Step 2: Convert to fraction form
    4,100.80/6,143.10 = 2,452.45/x
  3. Step 3: Cross multiply
    4,100.80x = 6,143.10 × 2,452.45
  4. Step 4: Simplify right side
    4,100.80x = 15,065,645.60
  5. Step 5: Solve for x
    x = 15,065,645.60/4,100.80
  6. Step 6: Final answer
    x = 3,673.83

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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.