Home / 2,929.88-4,042.82-1,750.70

Finding the Fourth Proportional to 2,929.88, 4,042.82 and 1,750.70

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Solution

The fourth proportional to 2,929.88, 4,042.82 and 1,750.70 is: 2,415.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.88 : 4,042.82 = 1,750.70 : x
  2. Step 2: Convert to fraction form
    2,929.88/4,042.82 = 1,750.70/x
  3. Step 3: Cross multiply
    2,929.88x = 4,042.82 × 1,750.70
  4. Step 4: Simplify right side
    2,929.88x = 7,077,736.01
  5. Step 5: Solve for x
    x = 7,077,736.01/2,929.88
  6. Step 6: Final answer
    x = 2,415.71

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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.