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Finding the Fourth Proportional to 2,367.39, 3,551.10 and 1,068.57

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Solution

The fourth proportional to 2,367.39, 3,551.10 and 1,068.57 is: 1,602.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.39 : 3,551.10 = 1,068.57 : x
  2. Step 2: Convert to fraction form
    2,367.39/3,551.10 = 1,068.57/x
  3. Step 3: Cross multiply
    2,367.39x = 3,551.10 × 1,068.57
  4. Step 4: Simplify right side
    2,367.39x = 3,794,598.93
  5. Step 5: Solve for x
    x = 3,794,598.93/2,367.39
  6. Step 6: Final answer
    x = 1,602.86

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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.