Home / 4,084.60-5,635.52-2,824.18

Finding the Fourth Proportional to 4,084.60, 5,635.52 and 2,824.18

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Solution

The fourth proportional to 4,084.60, 5,635.52 and 2,824.18 is: 3,896.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.60 : 5,635.52 = 2,824.18 : x
  2. Step 2: Convert to fraction form
    4,084.60/5,635.52 = 2,824.18/x
  3. Step 3: Cross multiply
    4,084.60x = 5,635.52 × 2,824.18
  4. Step 4: Simplify right side
    4,084.60x = 15,915,722.87
  5. Step 5: Solve for x
    x = 15,915,722.87/4,084.60
  6. Step 6: Final answer
    x = 3,896.52

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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.