Home / 3,542.52-5,313.78-1,491.96

Finding the Fourth Proportional to 3,542.52, 5,313.78 and 1,491.96

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Solution

The fourth proportional to 3,542.52, 5,313.78 and 1,491.96 is: 2,237.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.52 : 5,313.78 = 1,491.96 : x
  2. Step 2: Convert to fraction form
    3,542.52/5,313.78 = 1,491.96/x
  3. Step 3: Cross multiply
    3,542.52x = 5,313.78 × 1,491.96
  4. Step 4: Simplify right side
    3,542.52x = 7,927,947.21
  5. Step 5: Solve for x
    x = 7,927,947.21/3,542.52
  6. Step 6: Final answer
    x = 2,237.94

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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.