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Finding the Fourth Proportional to 1,508.11, 2,260.11 and 1,463.78

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Solution

The fourth proportional to 1,508.11, 2,260.11 and 1,463.78 is: 2,193.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.11 : 2,260.11 = 1,463.78 : x
  2. Step 2: Convert to fraction form
    1,508.11/2,260.11 = 1,463.78/x
  3. Step 3: Cross multiply
    1,508.11x = 2,260.11 × 1,463.78
  4. Step 4: Simplify right side
    1,508.11x = 3,308,303.82
  5. Step 5: Solve for x
    x = 3,308,303.82/1,508.11
  6. Step 6: Final answer
    x = 2,193.68

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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.