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Finding the Fourth Proportional to 2,363.16, 3,544.33 and 631.38

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Solution

The fourth proportional to 2,363.16, 3,544.33 and 631.38 is: 946.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.16 : 3,544.33 = 631.38 : x
  2. Step 2: Convert to fraction form
    2,363.16/3,544.33 = 631.38/x
  3. Step 3: Cross multiply
    2,363.16x = 3,544.33 × 631.38
  4. Step 4: Simplify right side
    2,363.16x = 2,237,819.08
  5. Step 5: Solve for x
    x = 2,237,819.08/2,363.16
  6. Step 6: Final answer
    x = 946.96

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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.