Home / 11,535.12-17,297.20-5,982.90

Finding the Fourth Proportional to 11,535.12, 17,297.20 and 5,982.90

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Solution

The fourth proportional to 11,535.12, 17,297.20 and 5,982.90 is: 8,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.12 : 17,297.20 = 5,982.90 : x
  2. Step 2: Convert to fraction form
    11,535.12/17,297.20 = 5,982.90/x
  3. Step 3: Cross multiply
    11,535.12x = 17,297.20 × 5,982.90
  4. Step 4: Simplify right side
    11,535.12x = 103,487,417.88
  5. Step 5: Solve for x
    x = 103,487,417.88/11,535.12
  6. Step 6: Final answer
    x = 8,971.51

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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.