Home / 1,770.39-2,444.18-1,297.89

Finding the Fourth Proportional to 1,770.39, 2,444.18 and 1,297.89

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Solution

The fourth proportional to 1,770.39, 2,444.18 and 1,297.89 is: 1,791.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.39 : 2,444.18 = 1,297.89 : x
  2. Step 2: Convert to fraction form
    1,770.39/2,444.18 = 1,297.89/x
  3. Step 3: Cross multiply
    1,770.39x = 2,444.18 × 1,297.89
  4. Step 4: Simplify right side
    1,770.39x = 3,172,270.29
  5. Step 5: Solve for x
    x = 3,172,270.29/1,770.39
  6. Step 6: Final answer
    x = 1,791.85

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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.