Home / 5,499.81-7,589.85-2,982.03

Finding the Fourth Proportional to 5,499.81, 7,589.85 and 2,982.03

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Solution

The fourth proportional to 5,499.81, 7,589.85 and 2,982.03 is: 4,115.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.81 : 7,589.85 = 2,982.03 : x
  2. Step 2: Convert to fraction form
    5,499.81/7,589.85 = 2,982.03/x
  3. Step 3: Cross multiply
    5,499.81x = 7,589.85 × 2,982.03
  4. Step 4: Simplify right side
    5,499.81x = 22,633,160.40
  5. Step 5: Solve for x
    x = 22,633,160.40/5,499.81
  6. Step 6: Final answer
    x = 4,115.26

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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.