Home / 3,011.52-4,519.20-2,331.84

Finding the Fourth Proportional to 3,011.52, 4,519.20 and 2,331.84

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Solution

The fourth proportional to 3,011.52, 4,519.20 and 2,331.84 is: 3,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.52 : 4,519.20 = 2,331.84 : x
  2. Step 2: Convert to fraction form
    3,011.52/4,519.20 = 2,331.84/x
  3. Step 3: Cross multiply
    3,011.52x = 4,519.20 × 2,331.84
  4. Step 4: Simplify right side
    3,011.52x = 10,538,051.33
  5. Step 5: Solve for x
    x = 10,538,051.33/3,011.52
  6. Step 6: Final answer
    x = 3,499.25

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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.