Home / 2,400.18-3,309.26-2,002.42

Finding the Fourth Proportional to 2,400.18, 3,309.26 and 2,002.42

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Solution

The fourth proportional to 2,400.18, 3,309.26 and 2,002.42 is: 2,760.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.18 : 3,309.26 = 2,002.42 : x
  2. Step 2: Convert to fraction form
    2,400.18/3,309.26 = 2,002.42/x
  3. Step 3: Cross multiply
    2,400.18x = 3,309.26 × 2,002.42
  4. Step 4: Simplify right side
    2,400.18x = 6,626,503.92
  5. Step 5: Solve for x
    x = 6,626,503.92/2,400.18
  6. Step 6: Final answer
    x = 2,760.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.