Home / 5,555.84-8,337.60-3,996.80

Finding the Fourth Proportional to 5,555.84, 8,337.60 and 3,996.80

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Solution

The fourth proportional to 5,555.84, 8,337.60 and 3,996.80 is: 5,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.84 : 8,337.60 = 3,996.80 : x
  2. Step 2: Convert to fraction form
    5,555.84/8,337.60 = 3,996.80/x
  3. Step 3: Cross multiply
    5,555.84x = 8,337.60 × 3,996.80
  4. Step 4: Simplify right side
    5,555.84x = 33,323,719.68
  5. Step 5: Solve for x
    x = 33,323,719.68/5,555.84
  6. Step 6: Final answer
    x = 5,997.96

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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.