Home / 11,100.57-16,643.29-4,169.13

Finding the Fourth Proportional to 11,100.57, 16,643.29 and 4,169.13

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Solution

The fourth proportional to 11,100.57, 16,643.29 and 4,169.13 is: 6,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.57 : 16,643.29 = 4,169.13 : x
  2. Step 2: Convert to fraction form
    11,100.57/16,643.29 = 4,169.13/x
  3. Step 3: Cross multiply
    11,100.57x = 16,643.29 × 4,169.13
  4. Step 4: Simplify right side
    11,100.57x = 69,388,039.64
  5. Step 5: Solve for x
    x = 69,388,039.64/11,100.57
  6. Step 6: Final answer
    x = 6,250.85

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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.