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Finding the Fourth Proportional to 5,563.08, 8,348 and 2,641.68

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Solution

The fourth proportional to 5,563.08, 8,348 and 2,641.68 is: 3,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.08 : 8,348 = 2,641.68 : x
  2. Step 2: Convert to fraction form
    5,563.08/8,348 = 2,641.68/x
  3. Step 3: Cross multiply
    5,563.08x = 8,348 × 2,641.68
  4. Step 4: Simplify right side
    5,563.08x = 22,052,744.64
  5. Step 5: Solve for x
    x = 22,052,744.64/5,563.08
  6. Step 6: Final answer
    x = 3,964.13

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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.