Home / 3,551.63-5,321.88-1,359.14

Finding the Fourth Proportional to 3,551.63, 5,321.88 and 1,359.14

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Solution

The fourth proportional to 3,551.63, 5,321.88 and 1,359.14 is: 2,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.63 : 5,321.88 = 1,359.14 : x
  2. Step 2: Convert to fraction form
    3,551.63/5,321.88 = 1,359.14/x
  3. Step 3: Cross multiply
    3,551.63x = 5,321.88 × 1,359.14
  4. Step 4: Simplify right side
    3,551.63x = 7,233,153.37
  5. Step 5: Solve for x
    x = 7,233,153.37/3,551.63
  6. Step 6: Final answer
    x = 2,036.58

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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.