Home / 3,569.88-4,926.43-1,998.34

Finding the Fourth Proportional to 3,569.88, 4,926.43 and 1,998.34

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Solution

The fourth proportional to 3,569.88, 4,926.43 and 1,998.34 is: 2,757.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.88 : 4,926.43 = 1,998.34 : x
  2. Step 2: Convert to fraction form
    3,569.88/4,926.43 = 1,998.34/x
  3. Step 3: Cross multiply
    3,569.88x = 4,926.43 × 1,998.34
  4. Step 4: Simplify right side
    3,569.88x = 9,844,682.13
  5. Step 5: Solve for x
    x = 9,844,682.13/3,569.88
  6. Step 6: Final answer
    x = 2,757.71

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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.