Home / 3,318.08-4,976.96-1,562.44

Finding the Fourth Proportional to 3,318.08, 4,976.96 and 1,562.44

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Solution

The fourth proportional to 3,318.08, 4,976.96 and 1,562.44 is: 2,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.08 : 4,976.96 = 1,562.44 : x
  2. Step 2: Convert to fraction form
    3,318.08/4,976.96 = 1,562.44/x
  3. Step 3: Cross multiply
    3,318.08x = 4,976.96 × 1,562.44
  4. Step 4: Simplify right side
    3,318.08x = 7,776,201.38
  5. Step 5: Solve for x
    x = 7,776,201.38/3,318.08
  6. Step 6: Final answer
    x = 2,343.58

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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.