Home / 5,659.80-8,489.70-2,372.02

Finding the Fourth Proportional to 5,659.80, 8,489.70 and 2,372.02

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Solution

The fourth proportional to 5,659.80, 8,489.70 and 2,372.02 is: 3,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.80 : 8,489.70 = 2,372.02 : x
  2. Step 2: Convert to fraction form
    5,659.80/8,489.70 = 2,372.02/x
  3. Step 3: Cross multiply
    5,659.80x = 8,489.70 × 2,372.02
  4. Step 4: Simplify right side
    5,659.80x = 20,137,738.19
  5. Step 5: Solve for x
    x = 20,137,738.19/5,659.80
  6. Step 6: Final answer
    x = 3,558.03

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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.