Home / 8,089.14-12,133.71-2,542.89

Finding the Fourth Proportional to 8,089.14, 12,133.71 and 2,542.89

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Solution

The fourth proportional to 8,089.14, 12,133.71 and 2,542.89 is: 3,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.14 : 12,133.71 = 2,542.89 : x
  2. Step 2: Convert to fraction form
    8,089.14/12,133.71 = 2,542.89/x
  3. Step 3: Cross multiply
    8,089.14x = 12,133.71 × 2,542.89
  4. Step 4: Simplify right side
    8,089.14x = 30,854,689.82
  5. Step 5: Solve for x
    x = 30,854,689.82/8,089.14
  6. Step 6: Final answer
    x = 3,814.34

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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.