Home / 11,732.54-16,190.91-6,427.55

Finding the Fourth Proportional to 11,732.54, 16,190.91 and 6,427.55

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Solution

The fourth proportional to 11,732.54, 16,190.91 and 6,427.55 is: 8,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,732.54 : 16,190.91 = 6,427.55 : x
  2. Step 2: Convert to fraction form
    11,732.54/16,190.91 = 6,427.55/x
  3. Step 3: Cross multiply
    11,732.54x = 16,190.91 × 6,427.55
  4. Step 4: Simplify right side
    11,732.54x = 104,067,883.57
  5. Step 5: Solve for x
    x = 104,067,883.57/11,732.54
  6. Step 6: Final answer
    x = 8,870.02

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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.