Home / 11,733.18-16,190.85-6,427.95

Finding the Fourth Proportional to 11,733.18, 16,190.85 and 6,427.95

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Solution

The fourth proportional to 11,733.18, 16,190.85 and 6,427.95 is: 8,870.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,733.18 : 16,190.85 = 6,427.95 : x
  2. Step 2: Convert to fraction form
    11,733.18/16,190.85 = 6,427.95/x
  3. Step 3: Cross multiply
    11,733.18x = 16,190.85 × 6,427.95
  4. Step 4: Simplify right side
    11,733.18x = 104,073,974.26
  5. Step 5: Solve for x
    x = 104,073,974.26/11,733.18
  6. Step 6: Final answer
    x = 8,870.06

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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.