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Finding the Fourth Proportional to 2,397.54, 3,306.78 and 1,736.58

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Solution

The fourth proportional to 2,397.54, 3,306.78 and 1,736.58 is: 2,395.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.54 : 3,306.78 = 1,736.58 : x
  2. Step 2: Convert to fraction form
    2,397.54/3,306.78 = 1,736.58/x
  3. Step 3: Cross multiply
    2,397.54x = 3,306.78 × 1,736.58
  4. Step 4: Simplify right side
    2,397.54x = 5,742,488.01
  5. Step 5: Solve for x
    x = 5,742,488.01/2,397.54
  6. Step 6: Final answer
    x = 2,395.16

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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.