Home / 3,142.09-4,714.76-1,195.66

Finding the Fourth Proportional to 3,142.09, 4,714.76 and 1,195.66

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Solution

The fourth proportional to 3,142.09, 4,714.76 and 1,195.66 is: 1,794.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.09 : 4,714.76 = 1,195.66 : x
  2. Step 2: Convert to fraction form
    3,142.09/4,714.76 = 1,195.66/x
  3. Step 3: Cross multiply
    3,142.09x = 4,714.76 × 1,195.66
  4. Step 4: Simplify right side
    3,142.09x = 5,637,249.94
  5. Step 5: Solve for x
    x = 5,637,249.94/3,142.09
  6. Step 6: Final answer
    x = 1,794.11

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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.