Home / 5,195.73-7,828.66-4,291.55

Finding the Fourth Proportional to 5,195.73, 7,828.66 and 4,291.55

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Solution

The fourth proportional to 5,195.73, 7,828.66 and 4,291.55 is: 6,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.73 : 7,828.66 = 4,291.55 : x
  2. Step 2: Convert to fraction form
    5,195.73/7,828.66 = 4,291.55/x
  3. Step 3: Cross multiply
    5,195.73x = 7,828.66 × 4,291.55
  4. Step 4: Simplify right side
    5,195.73x = 33,597,046.68
  5. Step 5: Solve for x
    x = 33,597,046.68/5,195.73
  6. Step 6: Final answer
    x = 6,466.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.