Home / 3,571.56-5,356.72-1,262.52

Finding the Fourth Proportional to 3,571.56, 5,356.72 and 1,262.52

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Solution

The fourth proportional to 3,571.56, 5,356.72 and 1,262.52 is: 1,893.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.56 : 5,356.72 = 1,262.52 : x
  2. Step 2: Convert to fraction form
    3,571.56/5,356.72 = 1,262.52/x
  3. Step 3: Cross multiply
    3,571.56x = 5,356.72 × 1,262.52
  4. Step 4: Simplify right side
    3,571.56x = 6,762,966.13
  5. Step 5: Solve for x
    x = 6,762,966.13/3,571.56
  6. Step 6: Final answer
    x = 1,893.56

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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.