Home / 8,054.28-12,081.42-2,860.02

Finding the Fourth Proportional to 8,054.28, 12,081.42 and 2,860.02

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Solution

The fourth proportional to 8,054.28, 12,081.42 and 2,860.02 is: 4,290.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.28 : 12,081.42 = 2,860.02 : x
  2. Step 2: Convert to fraction form
    8,054.28/12,081.42 = 2,860.02/x
  3. Step 3: Cross multiply
    8,054.28x = 12,081.42 × 2,860.02
  4. Step 4: Simplify right side
    8,054.28x = 34,553,102.83
  5. Step 5: Solve for x
    x = 34,553,102.83/8,054.28
  6. Step 6: Final answer
    x = 4,290.03

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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.