Home / 4,118.88-6,179.16-1,197.12

Finding the Fourth Proportional to 4,118.88, 6,179.16 and 1,197.12

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Solution

The fourth proportional to 4,118.88, 6,179.16 and 1,197.12 is: 1,795.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.88 : 6,179.16 = 1,197.12 : x
  2. Step 2: Convert to fraction form
    4,118.88/6,179.16 = 1,197.12/x
  3. Step 3: Cross multiply
    4,118.88x = 6,179.16 × 1,197.12
  4. Step 4: Simplify right side
    4,118.88x = 7,397,196.02
  5. Step 5: Solve for x
    x = 7,397,196.02/4,118.88
  6. Step 6: Final answer
    x = 1,795.92

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Double scale
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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.