Home / 3,349.72-5,022.75-1,400.45

Finding the Fourth Proportional to 3,349.72, 5,022.75 and 1,400.45

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Solution

The fourth proportional to 3,349.72, 5,022.75 and 1,400.45 is: 2,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.72 : 5,022.75 = 1,400.45 : x
  2. Step 2: Convert to fraction form
    3,349.72/5,022.75 = 1,400.45/x
  3. Step 3: Cross multiply
    3,349.72x = 5,022.75 × 1,400.45
  4. Step 4: Simplify right side
    3,349.72x = 7,034,110.24
  5. Step 5: Solve for x
    x = 7,034,110.24/3,349.72
  6. Step 6: Final answer
    x = 2,099.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.