Home / 3,541.05-5,313.89-1,349.81

Finding the Fourth Proportional to 3,541.05, 5,313.89 and 1,349.81

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Solution

The fourth proportional to 3,541.05, 5,313.89 and 1,349.81 is: 2,025.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.05 : 5,313.89 = 1,349.81 : x
  2. Step 2: Convert to fraction form
    3,541.05/5,313.89 = 1,349.81/x
  3. Step 3: Cross multiply
    3,541.05x = 5,313.89 × 1,349.81
  4. Step 4: Simplify right side
    3,541.05x = 7,172,708.54
  5. Step 5: Solve for x
    x = 7,172,708.54/3,541.05
  6. Step 6: Final answer
    x = 2,025.59

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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.