Home / 7,844.84-11,761.57-3,682.71

Finding the Fourth Proportional to 7,844.84, 11,761.57 and 3,682.71

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Solution

The fourth proportional to 7,844.84, 11,761.57 and 3,682.71 is: 5,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.84 : 11,761.57 = 3,682.71 : x
  2. Step 2: Convert to fraction form
    7,844.84/11,761.57 = 3,682.71/x
  3. Step 3: Cross multiply
    7,844.84x = 11,761.57 × 3,682.71
  4. Step 4: Simplify right side
    7,844.84x = 43,314,442.25
  5. Step 5: Solve for x
    x = 43,314,442.25/7,844.84
  6. Step 6: Final answer
    x = 5,521.39

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1.5x scale

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.