Home / 2,777.16-4,163.91-1,134.21

Finding the Fourth Proportional to 2,777.16, 4,163.91 and 1,134.21

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Solution

The fourth proportional to 2,777.16, 4,163.91 and 1,134.21 is: 1,700.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.16 : 4,163.91 = 1,134.21 : x
  2. Step 2: Convert to fraction form
    2,777.16/4,163.91 = 1,134.21/x
  3. Step 3: Cross multiply
    2,777.16x = 4,163.91 × 1,134.21
  4. Step 4: Simplify right side
    2,777.16x = 4,722,748.36
  5. Step 5: Solve for x
    x = 4,722,748.36/2,777.16
  6. Step 6: Final answer
    x = 1,700.57

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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.