Home / 2,869.83-3,959.96-1,750.82

Finding the Fourth Proportional to 2,869.83, 3,959.96 and 1,750.82

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Solution

The fourth proportional to 2,869.83, 3,959.96 and 1,750.82 is: 2,415.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.83 : 3,959.96 = 1,750.82 : x
  2. Step 2: Convert to fraction form
    2,869.83/3,959.96 = 1,750.82/x
  3. Step 3: Cross multiply
    2,869.83x = 3,959.96 × 1,750.82
  4. Step 4: Simplify right side
    2,869.83x = 6,933,148.61
  5. Step 5: Solve for x
    x = 6,933,148.61/2,869.83
  6. Step 6: Final answer
    x = 2,415.87

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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.