Home / 7,121.28-10,683.54-2,441.10

Finding the Fourth Proportional to 7,121.28, 10,683.54 and 2,441.10

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Solution

The fourth proportional to 7,121.28, 10,683.54 and 2,441.10 is: 3,662.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,121.28 : 10,683.54 = 2,441.10 : x
  2. Step 2: Convert to fraction form
    7,121.28/10,683.54 = 2,441.10/x
  3. Step 3: Cross multiply
    7,121.28x = 10,683.54 × 2,441.10
  4. Step 4: Simplify right side
    7,121.28x = 26,079,589.49
  5. Step 5: Solve for x
    x = 26,079,589.49/7,121.28
  6. Step 6: Final answer
    x = 3,662.21

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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.