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Finding the Fourth Proportional to 1,952.54, 2,694.62 and 1,113.41

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Solution

The fourth proportional to 1,952.54, 2,694.62 and 1,113.41 is: 1,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.54 : 2,694.62 = 1,113.41 : x
  2. Step 2: Convert to fraction form
    1,952.54/2,694.62 = 1,113.41/x
  3. Step 3: Cross multiply
    1,952.54x = 2,694.62 × 1,113.41
  4. Step 4: Simplify right side
    1,952.54x = 3,000,207.26
  5. Step 5: Solve for x
    x = 3,000,207.26/1,952.54
  6. Step 6: Final answer
    x = 1,536.57

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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.