Home / 2,729.13-4,091.55-1,269.33

Finding the Fourth Proportional to 2,729.13, 4,091.55 and 1,269.33

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Solution

The fourth proportional to 2,729.13, 4,091.55 and 1,269.33 is: 1,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.13 : 4,091.55 = 1,269.33 : x
  2. Step 2: Convert to fraction form
    2,729.13/4,091.55 = 1,269.33/x
  3. Step 3: Cross multiply
    2,729.13x = 4,091.55 × 1,269.33
  4. Step 4: Simplify right side
    2,729.13x = 5,193,527.16
  5. Step 5: Solve for x
    x = 5,193,527.16/2,729.13
  6. Step 6: Final answer
    x = 1,903.00

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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.