Home / 6,155.87-9,236.84-3,815.24

Finding the Fourth Proportional to 6,155.87, 9,236.84 and 3,815.24

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Solution

The fourth proportional to 6,155.87, 9,236.84 and 3,815.24 is: 5,724.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.87 : 9,236.84 = 3,815.24 : x
  2. Step 2: Convert to fraction form
    6,155.87/9,236.84 = 3,815.24/x
  3. Step 3: Cross multiply
    6,155.87x = 9,236.84 × 3,815.24
  4. Step 4: Simplify right side
    6,155.87x = 35,240,696.18
  5. Step 5: Solve for x
    x = 35,240,696.18/6,155.87
  6. Step 6: Final answer
    x = 5,724.74

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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.