Home / 11,539.10-17,314.11-5,989.48

Finding the Fourth Proportional to 11,539.10, 17,314.11 and 5,989.48

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Solution

The fourth proportional to 11,539.10, 17,314.11 and 5,989.48 is: 8,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.10 : 17,314.11 = 5,989.48 : x
  2. Step 2: Convert to fraction form
    11,539.10/17,314.11 = 5,989.48/x
  3. Step 3: Cross multiply
    11,539.10x = 17,314.11 × 5,989.48
  4. Step 4: Simplify right side
    11,539.10x = 103,702,515.56
  5. Step 5: Solve for x
    x = 103,702,515.56/11,539.10
  6. Step 6: Final answer
    x = 8,987.05

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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.