Home / 2,151.04-3,226.56-1,425.22

Finding the Fourth Proportional to 2,151.04, 3,226.56 and 1,425.22

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Solution

The fourth proportional to 2,151.04, 3,226.56 and 1,425.22 is: 2,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151.04 : 3,226.56 = 1,425.22 : x
  2. Step 2: Convert to fraction form
    2,151.04/3,226.56 = 1,425.22/x
  3. Step 3: Cross multiply
    2,151.04x = 3,226.56 × 1,425.22
  4. Step 4: Simplify right side
    2,151.04x = 4,598,557.84
  5. Step 5: Solve for x
    x = 4,598,557.84/2,151.04
  6. Step 6: Final answer
    x = 2,137.83

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Similar ratio
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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.