Home / 5,987.61-8,981.46-2,092.02

Finding the Fourth Proportional to 5,987.61, 8,981.46 and 2,092.02

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Solution

The fourth proportional to 5,987.61, 8,981.46 and 2,092.02 is: 3,138.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.61 : 8,981.46 = 2,092.02 : x
  2. Step 2: Convert to fraction form
    5,987.61/8,981.46 = 2,092.02/x
  3. Step 3: Cross multiply
    5,987.61x = 8,981.46 × 2,092.02
  4. Step 4: Simplify right side
    5,987.61x = 18,789,393.95
  5. Step 5: Solve for x
    x = 18,789,393.95/5,987.61
  6. Step 6: Final answer
    x = 3,138.05

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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.