Home / 2,824.47-4,230.56-1,591.25

Finding the Fourth Proportional to 2,824.47, 4,230.56 and 1,591.25

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Solution

The fourth proportional to 2,824.47, 4,230.56 and 1,591.25 is: 2,383.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.47 : 4,230.56 = 1,591.25 : x
  2. Step 2: Convert to fraction form
    2,824.47/4,230.56 = 1,591.25/x
  3. Step 3: Cross multiply
    2,824.47x = 4,230.56 × 1,591.25
  4. Step 4: Simplify right side
    2,824.47x = 6,731,861.43
  5. Step 5: Solve for x
    x = 6,731,861.43/2,824.47
  6. Step 6: Final answer
    x = 2,383.41

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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.