Home / 3,650.88-5,475.36-1,342.08

Finding the Fourth Proportional to 3,650.88, 5,475.36 and 1,342.08

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Solution

The fourth proportional to 3,650.88, 5,475.36 and 1,342.08 is: 2,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.88 : 5,475.36 = 1,342.08 : x
  2. Step 2: Convert to fraction form
    3,650.88/5,475.36 = 1,342.08/x
  3. Step 3: Cross multiply
    3,650.88x = 5,475.36 × 1,342.08
  4. Step 4: Simplify right side
    3,650.88x = 7,348,371.15
  5. Step 5: Solve for x
    x = 7,348,371.15/3,650.88
  6. Step 6: Final answer
    x = 2,012.77

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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.