Home / 2,926.88-4,039.08-1,600.56

Finding the Fourth Proportional to 2,926.88, 4,039.08 and 1,600.56

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Solution

The fourth proportional to 2,926.88, 4,039.08 and 1,600.56 is: 2,208.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.88 : 4,039.08 = 1,600.56 : x
  2. Step 2: Convert to fraction form
    2,926.88/4,039.08 = 1,600.56/x
  3. Step 3: Cross multiply
    2,926.88x = 4,039.08 × 1,600.56
  4. Step 4: Simplify right side
    2,926.88x = 6,464,789.88
  5. Step 5: Solve for x
    x = 6,464,789.88/2,926.88
  6. Step 6: Final answer
    x = 2,208.76

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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.