Home / 5,984.24-8,972.28-2,086.52

Finding the Fourth Proportional to 5,984.24, 8,972.28 and 2,086.52

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Solution

The fourth proportional to 5,984.24, 8,972.28 and 2,086.52 is: 3,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.24 : 8,972.28 = 2,086.52 : x
  2. Step 2: Convert to fraction form
    5,984.24/8,972.28 = 2,086.52/x
  3. Step 3: Cross multiply
    5,984.24x = 8,972.28 × 2,086.52
  4. Step 4: Simplify right side
    5,984.24x = 18,720,841.67
  5. Step 5: Solve for x
    x = 18,720,841.67/5,984.24
  6. Step 6: Final answer
    x = 3,128.36

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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.