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Finding the Fourth Proportional to 1,740.97, 2,401.97 and 1,068.09

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Solution

The fourth proportional to 1,740.97, 2,401.97 and 1,068.09 is: 1,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.97 : 2,401.97 = 1,068.09 : x
  2. Step 2: Convert to fraction form
    1,740.97/2,401.97 = 1,068.09/x
  3. Step 3: Cross multiply
    1,740.97x = 2,401.97 × 1,068.09
  4. Step 4: Simplify right side
    1,740.97x = 2,565,505.79
  5. Step 5: Solve for x
    x = 2,565,505.79/1,740.97
  6. Step 6: Final answer
    x = 1,473.61

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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.