Home / 3,823.67-5,278.97-2,499.59

Finding the Fourth Proportional to 3,823.67, 5,278.97 and 2,499.59

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Solution

The fourth proportional to 3,823.67, 5,278.97 and 2,499.59 is: 3,450.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.67 : 5,278.97 = 2,499.59 : x
  2. Step 2: Convert to fraction form
    3,823.67/5,278.97 = 2,499.59/x
  3. Step 3: Cross multiply
    3,823.67x = 5,278.97 × 2,499.59
  4. Step 4: Simplify right side
    3,823.67x = 13,195,248.12
  5. Step 5: Solve for x
    x = 13,195,248.12/3,823.67
  6. Step 6: Final answer
    x = 3,450.94

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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.