Home / 5,986.04-8,263.56-3,997.88

Finding the Fourth Proportional to 5,986.04, 8,263.56 and 3,997.88

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Solution

The fourth proportional to 5,986.04, 8,263.56 and 3,997.88 is: 5,518.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.04 : 8,263.56 = 3,997.88 : x
  2. Step 2: Convert to fraction form
    5,986.04/8,263.56 = 3,997.88/x
  3. Step 3: Cross multiply
    5,986.04x = 8,263.56 × 3,997.88
  4. Step 4: Simplify right side
    5,986.04x = 33,036,721.25
  5. Step 5: Solve for x
    x = 33,036,721.25/5,986.04
  6. Step 6: Final answer
    x = 5,518.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.