Home / 5,376.92-7,414.16-3,486.02

Finding the Fourth Proportional to 5,376.92, 7,414.16 and 3,486.02

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Solution

The fourth proportional to 5,376.92, 7,414.16 and 3,486.02 is: 4,806.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.92 : 7,414.16 = 3,486.02 : x
  2. Step 2: Convert to fraction form
    5,376.92/7,414.16 = 3,486.02/x
  3. Step 3: Cross multiply
    5,376.92x = 7,414.16 × 3,486.02
  4. Step 4: Simplify right side
    5,376.92x = 25,845,855.54
  5. Step 5: Solve for x
    x = 25,845,855.54/5,376.92
  6. Step 6: Final answer
    x = 4,806.82

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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.