Home / 1,824.29-2,729.95-1,336.13

Finding the Fourth Proportional to 1,824.29, 2,729.95 and 1,336.13

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Solution

The fourth proportional to 1,824.29, 2,729.95 and 1,336.13 is: 1,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.29 : 2,729.95 = 1,336.13 : x
  2. Step 2: Convert to fraction form
    1,824.29/2,729.95 = 1,336.13/x
  3. Step 3: Cross multiply
    1,824.29x = 2,729.95 × 1,336.13
  4. Step 4: Simplify right side
    1,824.29x = 3,647,568.09
  5. Step 5: Solve for x
    x = 3,647,568.09/1,824.29
  6. Step 6: Final answer
    x = 1,999.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.