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Finding the Fourth Proportional to 8,548.94, 12,826.02 and 5,175.56

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Solution

The fourth proportional to 8,548.94, 12,826.02 and 5,175.56 is: 7,764.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.94 : 12,826.02 = 5,175.56 : x
  2. Step 2: Convert to fraction form
    8,548.94/12,826.02 = 5,175.56/x
  3. Step 3: Cross multiply
    8,548.94x = 12,826.02 × 5,175.56
  4. Step 4: Simplify right side
    8,548.94x = 66,381,836.07
  5. Step 5: Solve for x
    x = 66,381,836.07/8,548.94
  6. Step 6: Final answer
    x = 7,764.92

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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.