Home / 2,771.36-4,158.96-1,232.48

Finding the Fourth Proportional to 2,771.36, 4,158.96 and 1,232.48

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Solution

The fourth proportional to 2,771.36, 4,158.96 and 1,232.48 is: 1,849.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.36 : 4,158.96 = 1,232.48 : x
  2. Step 2: Convert to fraction form
    2,771.36/4,158.96 = 1,232.48/x
  3. Step 3: Cross multiply
    2,771.36x = 4,158.96 × 1,232.48
  4. Step 4: Simplify right side
    2,771.36x = 5,125,835.02
  5. Step 5: Solve for x
    x = 5,125,835.02/2,771.36
  6. Step 6: Final answer
    x = 1,849.57

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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.