Home / 3,531.47-4,873.84-1,959.66

Finding the Fourth Proportional to 3,531.47, 4,873.84 and 1,959.66

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Solution

The fourth proportional to 3,531.47, 4,873.84 and 1,959.66 is: 2,704.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.47 : 4,873.84 = 1,959.66 : x
  2. Step 2: Convert to fraction form
    3,531.47/4,873.84 = 1,959.66/x
  3. Step 3: Cross multiply
    3,531.47x = 4,873.84 × 1,959.66
  4. Step 4: Simplify right side
    3,531.47x = 9,551,064.40
  5. Step 5: Solve for x
    x = 9,551,064.40/3,531.47
  6. Step 6: Final answer
    x = 2,704.56

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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.