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Finding the Fourth Proportional to 9,067.61, 12,519 and 7,392.96

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Solution

The fourth proportional to 9,067.61, 12,519 and 7,392.96 is: 10,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,067.61 : 12,519 = 7,392.96 : x
  2. Step 2: Convert to fraction form
    9,067.61/12,519 = 7,392.96/x
  3. Step 3: Cross multiply
    9,067.61x = 12,519 × 7,392.96
  4. Step 4: Simplify right side
    9,067.61x = 92,552,466.24
  5. Step 5: Solve for x
    x = 92,552,466.24/9,067.61
  6. Step 6: Final answer
    x = 10,206.94

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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.