Home / 6,963.88-10,438.83-2,803.12

Finding the Fourth Proportional to 6,963.88, 10,438.83 and 2,803.12

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Solution

The fourth proportional to 6,963.88, 10,438.83 and 2,803.12 is: 4,201.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.88 : 10,438.83 = 2,803.12 : x
  2. Step 2: Convert to fraction form
    6,963.88/10,438.83 = 2,803.12/x
  3. Step 3: Cross multiply
    6,963.88x = 10,438.83 × 2,803.12
  4. Step 4: Simplify right side
    6,963.88x = 29,261,293.15
  5. Step 5: Solve for x
    x = 29,261,293.15/6,963.88
  6. Step 6: Final answer
    x = 4,201.87

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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.