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Finding the Fourth Proportional to 1,959.38, 2,703.93 and 1,063.10

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Solution

The fourth proportional to 1,959.38, 2,703.93 and 1,063.10 is: 1,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.38 : 2,703.93 = 1,063.10 : x
  2. Step 2: Convert to fraction form
    1,959.38/2,703.93 = 1,063.10/x
  3. Step 3: Cross multiply
    1,959.38x = 2,703.93 × 1,063.10
  4. Step 4: Simplify right side
    1,959.38x = 2,874,557.13
  5. Step 5: Solve for x
    x = 2,874,557.13/1,959.38
  6. Step 6: Final answer
    x = 1,467.07

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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.