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Finding the Fourth Proportional to 3,531.03, 4,872.86 and 1,959.27

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Solution

The fourth proportional to 3,531.03, 4,872.86 and 1,959.27 is: 2,703.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.03 : 4,872.86 = 1,959.27 : x
  2. Step 2: Convert to fraction form
    3,531.03/4,872.86 = 1,959.27/x
  3. Step 3: Cross multiply
    3,531.03x = 4,872.86 × 1,959.27
  4. Step 4: Simplify right side
    3,531.03x = 9,547,238.62
  5. Step 5: Solve for x
    x = 9,547,238.62/3,531.03
  6. Step 6: Final answer
    x = 2,703.81

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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.