Home / 7,169.68-10,726.44-6,338.56

Finding the Fourth Proportional to 7,169.68, 10,726.44 and 6,338.56

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Solution

The fourth proportional to 7,169.68, 10,726.44 and 6,338.56 is: 9,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.68 : 10,726.44 = 6,338.56 : x
  2. Step 2: Convert to fraction form
    7,169.68/10,726.44 = 6,338.56/x
  3. Step 3: Cross multiply
    7,169.68x = 10,726.44 × 6,338.56
  4. Step 4: Simplify right side
    7,169.68x = 67,990,183.53
  5. Step 5: Solve for x
    x = 67,990,183.53/7,169.68
  6. Step 6: Final answer
    x = 9,483.02

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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.