Home / 5,521.88-8,283.32-1,824.12

Finding the Fourth Proportional to 5,521.88, 8,283.32 and 1,824.12

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Solution

The fourth proportional to 5,521.88, 8,283.32 and 1,824.12 is: 2,736.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.88 : 8,283.32 = 1,824.12 : x
  2. Step 2: Convert to fraction form
    5,521.88/8,283.32 = 1,824.12/x
  3. Step 3: Cross multiply
    5,521.88x = 8,283.32 × 1,824.12
  4. Step 4: Simplify right side
    5,521.88x = 15,109,769.68
  5. Step 5: Solve for x
    x = 15,109,769.68/5,521.88
  6. Step 6: Final answer
    x = 2,736.35

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Double scale
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Similar ratio
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1.5x scale

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.