Home / 7,275.92-10,916.06-3,383.60

Finding the Fourth Proportional to 7,275.92, 10,916.06 and 3,383.60

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Solution

The fourth proportional to 7,275.92, 10,916.06 and 3,383.60 is: 5,076.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.92 : 10,916.06 = 3,383.60 : x
  2. Step 2: Convert to fraction form
    7,275.92/10,916.06 = 3,383.60/x
  3. Step 3: Cross multiply
    7,275.92x = 10,916.06 × 3,383.60
  4. Step 4: Simplify right side
    7,275.92x = 36,935,580.62
  5. Step 5: Solve for x
    x = 36,935,580.62/7,275.92
  6. Step 6: Final answer
    x = 5,076.41

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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.