Home / 2,318.20-3,477.27-563.22

Finding the Fourth Proportional to 2,318.20, 3,477.27 and 563.22

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Solution

The fourth proportional to 2,318.20, 3,477.27 and 563.22 is: 844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.20 : 3,477.27 = 563.22 : x
  2. Step 2: Convert to fraction form
    2,318.20/3,477.27 = 563.22/x
  3. Step 3: Cross multiply
    2,318.20x = 3,477.27 × 563.22
  4. Step 4: Simplify right side
    2,318.20x = 1,958,468.01
  5. Step 5: Solve for x
    x = 1,958,468.01/2,318.20
  6. Step 6: Final answer
    x = 844.82

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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.