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Finding the Fourth Proportional to 6,672.91, 9,198.01 and 5,254.35

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Solution

The fourth proportional to 6,672.91, 9,198.01 and 5,254.35 is: 7,242.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.91 : 9,198.01 = 5,254.35 : x
  2. Step 2: Convert to fraction form
    6,672.91/9,198.01 = 5,254.35/x
  3. Step 3: Cross multiply
    6,672.91x = 9,198.01 × 5,254.35
  4. Step 4: Simplify right side
    6,672.91x = 48,329,563.84
  5. Step 5: Solve for x
    x = 48,329,563.84/6,672.91
  6. Step 6: Final answer
    x = 7,242.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.