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Finding the Fourth Proportional to 7,049.81, 10,571.51 and 3,356.51

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Solution

The fourth proportional to 7,049.81, 10,571.51 and 3,356.51 is: 5,033.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.81 : 10,571.51 = 3,356.51 : x
  2. Step 2: Convert to fraction form
    7,049.81/10,571.51 = 3,356.51/x
  3. Step 3: Cross multiply
    7,049.81x = 10,571.51 × 3,356.51
  4. Step 4: Simplify right side
    7,049.81x = 35,483,334.56
  5. Step 5: Solve for x
    x = 35,483,334.56/7,049.81
  6. Step 6: Final answer
    x = 5,033.23

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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.