Home / 6,933.12-10,399.68-1,738.98

Finding the Fourth Proportional to 6,933.12, 10,399.68 and 1,738.98

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Solution

The fourth proportional to 6,933.12, 10,399.68 and 1,738.98 is: 2,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,933.12 : 10,399.68 = 1,738.98 : x
  2. Step 2: Convert to fraction form
    6,933.12/10,399.68 = 1,738.98/x
  3. Step 3: Cross multiply
    6,933.12x = 10,399.68 × 1,738.98
  4. Step 4: Simplify right side
    6,933.12x = 18,084,835.53
  5. Step 5: Solve for x
    x = 18,084,835.53/6,933.12
  6. Step 6: Final answer
    x = 2,608.47

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Similar ratio
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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.