Home / 1,773.36-2,449.44-1,251.72

Finding the Fourth Proportional to 1,773.36, 2,449.44 and 1,251.72

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Solution

The fourth proportional to 1,773.36, 2,449.44 and 1,251.72 is: 1,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.36 : 2,449.44 = 1,251.72 : x
  2. Step 2: Convert to fraction form
    1,773.36/2,449.44 = 1,251.72/x
  3. Step 3: Cross multiply
    1,773.36x = 2,449.44 × 1,251.72
  4. Step 4: Simplify right side
    1,773.36x = 3,066,013.04
  5. Step 5: Solve for x
    x = 3,066,013.04/1,773.36
  6. Step 6: Final answer
    x = 1,728.93

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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.