Home / 10,944.88-16,423.38-6,787.12

Finding the Fourth Proportional to 10,944.88, 16,423.38 and 6,787.12

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Solution

The fourth proportional to 10,944.88, 16,423.38 and 6,787.12 is: 10,184.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944.88 : 16,423.38 = 6,787.12 : x
  2. Step 2: Convert to fraction form
    10,944.88/16,423.38 = 6,787.12/x
  3. Step 3: Cross multiply
    10,944.88x = 16,423.38 × 6,787.12
  4. Step 4: Simplify right side
    10,944.88x = 111,467,450.87
  5. Step 5: Solve for x
    x = 111,467,450.87/10,944.88
  6. Step 6: Final answer
    x = 10,184.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.