Home / 2,239.52-3,342.87-2,076.89

Finding the Fourth Proportional to 2,239.52, 3,342.87 and 2,076.89

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Solution

The fourth proportional to 2,239.52, 3,342.87 and 2,076.89 is: 3,100.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.52 : 3,342.87 = 2,076.89 : x
  2. Step 2: Convert to fraction form
    2,239.52/3,342.87 = 2,076.89/x
  3. Step 3: Cross multiply
    2,239.52x = 3,342.87 × 2,076.89
  4. Step 4: Simplify right side
    2,239.52x = 6,942,756.56
  5. Step 5: Solve for x
    x = 6,942,756.56/2,239.52
  6. Step 6: Final answer
    x = 3,100.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.