Home / 5,324.82-7,347.57-3,086.39

Finding the Fourth Proportional to 5,324.82, 7,347.57 and 3,086.39

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Solution

The fourth proportional to 5,324.82, 7,347.57 and 3,086.39 is: 4,258.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.82 : 7,347.57 = 3,086.39 : x
  2. Step 2: Convert to fraction form
    5,324.82/7,347.57 = 3,086.39/x
  3. Step 3: Cross multiply
    5,324.82x = 7,347.57 × 3,086.39
  4. Step 4: Simplify right side
    5,324.82x = 22,677,429.83
  5. Step 5: Solve for x
    x = 22,677,429.83/5,324.82
  6. Step 6: Final answer
    x = 4,258.82

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Double scale
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1.5x scale

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.