Home / 1,819.44-2,729.28-1,526.88

Finding the Fourth Proportional to 1,819.44, 2,729.28 and 1,526.88

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Solution

The fourth proportional to 1,819.44, 2,729.28 and 1,526.88 is: 2,290.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.44 : 2,729.28 = 1,526.88 : x
  2. Step 2: Convert to fraction form
    1,819.44/2,729.28 = 1,526.88/x
  3. Step 3: Cross multiply
    1,819.44x = 2,729.28 × 1,526.88
  4. Step 4: Simplify right side
    1,819.44x = 4,167,283.05
  5. Step 5: Solve for x
    x = 4,167,283.05/1,819.44
  6. Step 6: Final answer
    x = 2,290.42

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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.