Home / 8,089.04-12,133.55-2,542.87

Finding the Fourth Proportional to 8,089.04, 12,133.55 and 2,542.87

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Solution

The fourth proportional to 8,089.04, 12,133.55 and 2,542.87 is: 3,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.04 : 12,133.55 = 2,542.87 : x
  2. Step 2: Convert to fraction form
    8,089.04/12,133.55 = 2,542.87/x
  3. Step 3: Cross multiply
    8,089.04x = 12,133.55 × 2,542.87
  4. Step 4: Simplify right side
    8,089.04x = 30,854,061.81
  5. Step 5: Solve for x
    x = 30,854,061.81/8,089.04
  6. Step 6: Final answer
    x = 3,814.30

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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.