Home / 6,763.88-10,145.82-4,438.60

Finding the Fourth Proportional to 6,763.88, 10,145.82 and 4,438.60

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Solution

The fourth proportional to 6,763.88, 10,145.82 and 4,438.60 is: 6,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.88 : 10,145.82 = 4,438.60 : x
  2. Step 2: Convert to fraction form
    6,763.88/10,145.82 = 4,438.60/x
  3. Step 3: Cross multiply
    6,763.88x = 10,145.82 × 4,438.60
  4. Step 4: Simplify right side
    6,763.88x = 45,033,227.93
  5. Step 5: Solve for x
    x = 45,033,227.93/6,763.88
  6. Step 6: Final answer
    x = 6,657.90

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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.