Home / 2,959.08-4,438.14-1,773.78

Finding the Fourth Proportional to 2,959.08, 4,438.14 and 1,773.78

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Solution

The fourth proportional to 2,959.08, 4,438.14 and 1,773.78 is: 2,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.08 : 4,438.14 = 1,773.78 : x
  2. Step 2: Convert to fraction form
    2,959.08/4,438.14 = 1,773.78/x
  3. Step 3: Cross multiply
    2,959.08x = 4,438.14 × 1,773.78
  4. Step 4: Simplify right side
    2,959.08x = 7,872,283.97
  5. Step 5: Solve for x
    x = 7,872,283.97/2,959.08
  6. Step 6: Final answer
    x = 2,660.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.