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Finding the Fourth Proportional to 6,672.08, 10,009.12 and 2,288.54

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Solution

The fourth proportional to 6,672.08, 10,009.12 and 2,288.54 is: 3,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.08 : 10,009.12 = 2,288.54 : x
  2. Step 2: Convert to fraction form
    6,672.08/10,009.12 = 2,288.54/x
  3. Step 3: Cross multiply
    6,672.08x = 10,009.12 × 2,288.54
  4. Step 4: Simplify right side
    6,672.08x = 22,906,271.48
  5. Step 5: Solve for x
    x = 22,906,271.48/6,672.08
  6. Step 6: Final answer
    x = 3,433.15

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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.