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Finding the Fourth Proportional to 1,097.58, 1,648.80 and 1,063.02

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Solution

The fourth proportional to 1,097.58, 1,648.80 and 1,063.02 is: 1,596.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097.58 : 1,648.80 = 1,063.02 : x
  2. Step 2: Convert to fraction form
    1,097.58/1,648.80 = 1,063.02/x
  3. Step 3: Cross multiply
    1,097.58x = 1,648.80 × 1,063.02
  4. Step 4: Simplify right side
    1,097.58x = 1,752,707.38
  5. Step 5: Solve for x
    x = 1,752,707.38/1,097.58
  6. Step 6: Final answer
    x = 1,596.88

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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.