Home / 3,505.73-4,839.50-2,230.13

Finding the Fourth Proportional to 3,505.73, 4,839.50 and 2,230.13

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Solution

The fourth proportional to 3,505.73, 4,839.50 and 2,230.13 is: 3,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.73 : 4,839.50 = 2,230.13 : x
  2. Step 2: Convert to fraction form
    3,505.73/4,839.50 = 2,230.13/x
  3. Step 3: Cross multiply
    3,505.73x = 4,839.50 × 2,230.13
  4. Step 4: Simplify right side
    3,505.73x = 10,792,719.26
  5. Step 5: Solve for x
    x = 10,792,719.26/3,505.73
  6. Step 6: Final answer
    x = 3,078.59

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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.