Home / 1,748.22-2,412.44-1,251.68

Finding the Fourth Proportional to 1,748.22, 2,412.44 and 1,251.68

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Solution

The fourth proportional to 1,748.22, 2,412.44 and 1,251.68 is: 1,727.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.22 : 2,412.44 = 1,251.68 : x
  2. Step 2: Convert to fraction form
    1,748.22/2,412.44 = 1,251.68/x
  3. Step 3: Cross multiply
    1,748.22x = 2,412.44 × 1,251.68
  4. Step 4: Simplify right side
    1,748.22x = 3,019,602.90
  5. Step 5: Solve for x
    x = 3,019,602.90/1,748.22
  6. Step 6: Final answer
    x = 1,727.24

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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.