Home / 1,747.16-2,618.16-1,306.34

Finding the Fourth Proportional to 1,747.16, 2,618.16 and 1,306.34

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Solution

The fourth proportional to 1,747.16, 2,618.16 and 1,306.34 is: 1,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.16 : 2,618.16 = 1,306.34 : x
  2. Step 2: Convert to fraction form
    1,747.16/2,618.16 = 1,306.34/x
  3. Step 3: Cross multiply
    1,747.16x = 2,618.16 × 1,306.34
  4. Step 4: Simplify right side
    1,747.16x = 3,420,187.51
  5. Step 5: Solve for x
    x = 3,420,187.51/1,747.16
  6. Step 6: Final answer
    x = 1,957.58

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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.