Home / 3,596.88-4,963.92-2,181.56

Finding the Fourth Proportional to 3,596.88, 4,963.92 and 2,181.56

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Solution

The fourth proportional to 3,596.88, 4,963.92 and 2,181.56 is: 3,010.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,596.88 : 4,963.92 = 2,181.56 : x
  2. Step 2: Convert to fraction form
    3,596.88/4,963.92 = 2,181.56/x
  3. Step 3: Cross multiply
    3,596.88x = 4,963.92 × 2,181.56
  4. Step 4: Simplify right side
    3,596.88x = 10,829,089.32
  5. Step 5: Solve for x
    x = 10,829,089.32/3,596.88
  6. Step 6: Final answer
    x = 3,010.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.