Home / 3,572.88-5,359.36-1,232.78

Finding the Fourth Proportional to 3,572.88, 5,359.36 and 1,232.78

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Solution

The fourth proportional to 3,572.88, 5,359.36 and 1,232.78 is: 1,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.88 : 5,359.36 = 1,232.78 : x
  2. Step 2: Convert to fraction form
    3,572.88/5,359.36 = 1,232.78/x
  3. Step 3: Cross multiply
    3,572.88x = 5,359.36 × 1,232.78
  4. Step 4: Simplify right side
    3,572.88x = 6,606,911.82
  5. Step 5: Solve for x
    x = 6,606,911.82/3,572.88
  6. Step 6: Final answer
    x = 1,849.18

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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.