Home / 6,943.10-9,581.44-3,756.38

Finding the Fourth Proportional to 6,943.10, 9,581.44 and 3,756.38

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Solution

The fourth proportional to 6,943.10, 9,581.44 and 3,756.38 is: 5,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.10 : 9,581.44 = 3,756.38 : x
  2. Step 2: Convert to fraction form
    6,943.10/9,581.44 = 3,756.38/x
  3. Step 3: Cross multiply
    6,943.10x = 9,581.44 × 3,756.38
  4. Step 4: Simplify right side
    6,943.10x = 35,991,510.81
  5. Step 5: Solve for x
    x = 35,991,510.81/6,943.10
  6. Step 6: Final answer
    x = 5,183.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.