Home / 8,943.11-13,409.39-3,396.84

Finding the Fourth Proportional to 8,943.11, 13,409.39 and 3,396.84

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Solution

The fourth proportional to 8,943.11, 13,409.39 and 3,396.84 is: 5,093.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.11 : 13,409.39 = 3,396.84 : x
  2. Step 2: Convert to fraction form
    8,943.11/13,409.39 = 3,396.84/x
  3. Step 3: Cross multiply
    8,943.11x = 13,409.39 × 3,396.84
  4. Step 4: Simplify right side
    8,943.11x = 45,549,552.33
  5. Step 5: Solve for x
    x = 45,549,552.33/8,943.11
  6. Step 6: Final answer
    x = 5,093.26

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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.