Home / 1,816.66-2,724.67-482.47

Finding the Fourth Proportional to 1,816.66, 2,724.67 and 482.47

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Solution

The fourth proportional to 1,816.66, 2,724.67 and 482.47 is: 723.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.66 : 2,724.67 = 482.47 : x
  2. Step 2: Convert to fraction form
    1,816.66/2,724.67 = 482.47/x
  3. Step 3: Cross multiply
    1,816.66x = 2,724.67 × 482.47
  4. Step 4: Simplify right side
    1,816.66x = 1,314,571.53
  5. Step 5: Solve for x
    x = 1,314,571.53/1,816.66
  6. Step 6: Final answer
    x = 723.62

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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.