Home / 1,824.24-2,729.40-1,819.60

Finding the Fourth Proportional to 1,824.24, 2,729.40 and 1,819.60

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Solution

The fourth proportional to 1,824.24, 2,729.40 and 1,819.60 is: 2,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.24 : 2,729.40 = 1,819.60 : x
  2. Step 2: Convert to fraction form
    1,824.24/2,729.40 = 1,819.60/x
  3. Step 3: Cross multiply
    1,824.24x = 2,729.40 × 1,819.60
  4. Step 4: Simplify right side
    1,824.24x = 4,966,416.24
  5. Step 5: Solve for x
    x = 4,966,416.24/1,824.24
  6. Step 6: Final answer
    x = 2,722.46

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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.