Home / 3,403.89-4,695.84-2,224.80

Finding the Fourth Proportional to 3,403.89, 4,695.84 and 2,224.80

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Solution

The fourth proportional to 3,403.89, 4,695.84 and 2,224.80 is: 3,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.89 : 4,695.84 = 2,224.80 : x
  2. Step 2: Convert to fraction form
    3,403.89/4,695.84 = 2,224.80/x
  3. Step 3: Cross multiply
    3,403.89x = 4,695.84 × 2,224.80
  4. Step 4: Simplify right side
    3,403.89x = 10,447,304.83
  5. Step 5: Solve for x
    x = 10,447,304.83/3,403.89
  6. Step 6: Final answer
    x = 3,069.23

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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.