Home / 3,623.24-5,002.44-2,280.80

Finding the Fourth Proportional to 3,623.24, 5,002.44 and 2,280.80

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Solution

The fourth proportional to 3,623.24, 5,002.44 and 2,280.80 is: 3,149.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.24 : 5,002.44 = 2,280.80 : x
  2. Step 2: Convert to fraction form
    3,623.24/5,002.44 = 2,280.80/x
  3. Step 3: Cross multiply
    3,623.24x = 5,002.44 × 2,280.80
  4. Step 4: Simplify right side
    3,623.24x = 11,409,565.15
  5. Step 5: Solve for x
    x = 11,409,565.15/3,623.24
  6. Step 6: Final answer
    x = 3,149.00

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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.