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Finding the Fourth Proportional to 6,672.08, 10,008.24 and 2,055.12

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Solution

The fourth proportional to 6,672.08, 10,008.24 and 2,055.12 is: 3,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.08 : 10,008.24 = 2,055.12 : x
  2. Step 2: Convert to fraction form
    6,672.08/10,008.24 = 2,055.12/x
  3. Step 3: Cross multiply
    6,672.08x = 10,008.24 × 2,055.12
  4. Step 4: Simplify right side
    6,672.08x = 20,568,134.19
  5. Step 5: Solve for x
    x = 20,568,134.19/6,672.08
  6. Step 6: Final answer
    x = 3,082.72

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1.5x scale

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.