Home / 9,027.16-12,458.82-6,517.72

Finding the Fourth Proportional to 9,027.16, 12,458.82 and 6,517.72

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Solution

The fourth proportional to 9,027.16, 12,458.82 and 6,517.72 is: 8,995.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.16 : 12,458.82 = 6,517.72 : x
  2. Step 2: Convert to fraction form
    9,027.16/12,458.82 = 6,517.72/x
  3. Step 3: Cross multiply
    9,027.16x = 12,458.82 × 6,517.72
  4. Step 4: Simplify right side
    9,027.16x = 81,203,100.29
  5. Step 5: Solve for x
    x = 81,203,100.29/9,027.16
  6. Step 6: Final answer
    x = 8,995.42

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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.