Home / 3,815.33-5,715.03-2,427.95

Finding the Fourth Proportional to 3,815.33, 5,715.03 and 2,427.95

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Solution

The fourth proportional to 3,815.33, 5,715.03 and 2,427.95 is: 3,636.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.33 : 5,715.03 = 2,427.95 : x
  2. Step 2: Convert to fraction form
    3,815.33/5,715.03 = 2,427.95/x
  3. Step 3: Cross multiply
    3,815.33x = 5,715.03 × 2,427.95
  4. Step 4: Simplify right side
    3,815.33x = 13,875,807.09
  5. Step 5: Solve for x
    x = 13,875,807.09/3,815.33
  6. Step 6: Final answer
    x = 3,636.86

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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.