Home / 11,938.22-16,474.28-6,633.35

Finding the Fourth Proportional to 11,938.22, 16,474.28 and 6,633.35

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Solution

The fourth proportional to 11,938.22, 16,474.28 and 6,633.35 is: 9,153.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.22 : 16,474.28 = 6,633.35 : x
  2. Step 2: Convert to fraction form
    11,938.22/16,474.28 = 6,633.35/x
  3. Step 3: Cross multiply
    11,938.22x = 16,474.28 × 6,633.35
  4. Step 4: Simplify right side
    11,938.22x = 109,279,549.70
  5. Step 5: Solve for x
    x = 109,279,549.70/11,938.22
  6. Step 6: Final answer
    x = 9,153.76

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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.