Home / 3,186.69-4,777.16-1,134.21

Finding the Fourth Proportional to 3,186.69, 4,777.16 and 1,134.21

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Solution

The fourth proportional to 3,186.69, 4,777.16 and 1,134.21 is: 1,700.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.69 : 4,777.16 = 1,134.21 : x
  2. Step 2: Convert to fraction form
    3,186.69/4,777.16 = 1,134.21/x
  3. Step 3: Cross multiply
    3,186.69x = 4,777.16 × 1,134.21
  4. Step 4: Simplify right side
    3,186.69x = 5,418,296.97
  5. Step 5: Solve for x
    x = 5,418,296.97/3,186.69
  6. Step 6: Final answer
    x = 1,700.29

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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.