Home / 7,183.17-10,777.86-3,488.22

Finding the Fourth Proportional to 7,183.17, 10,777.86 and 3,488.22

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Solution

The fourth proportional to 7,183.17, 10,777.86 and 3,488.22 is: 5,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.17 : 10,777.86 = 3,488.22 : x
  2. Step 2: Convert to fraction form
    7,183.17/10,777.86 = 3,488.22/x
  3. Step 3: Cross multiply
    7,183.17x = 10,777.86 × 3,488.22
  4. Step 4: Simplify right side
    7,183.17x = 37,595,546.81
  5. Step 5: Solve for x
    x = 37,595,546.81/7,183.17
  6. Step 6: Final answer
    x = 5,233.84

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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.