Home / 11,177.94-16,769.63-4,158.21

Finding the Fourth Proportional to 11,177.94, 16,769.63 and 4,158.21

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Solution

The fourth proportional to 11,177.94, 16,769.63 and 4,158.21 is: 6,238.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.94 : 16,769.63 = 4,158.21 : x
  2. Step 2: Convert to fraction form
    11,177.94/16,769.63 = 4,158.21/x
  3. Step 3: Cross multiply
    11,177.94x = 16,769.63 × 4,158.21
  4. Step 4: Simplify right side
    11,177.94x = 69,731,643.16
  5. Step 5: Solve for x
    x = 69,731,643.16/11,177.94
  6. Step 6: Final answer
    x = 6,238.33

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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.