Home / 2,114.44-2,917.89-1,170.23

Finding the Fourth Proportional to 2,114.44, 2,917.89 and 1,170.23

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Solution

The fourth proportional to 2,114.44, 2,917.89 and 1,170.23 is: 1,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.44 : 2,917.89 = 1,170.23 : x
  2. Step 2: Convert to fraction form
    2,114.44/2,917.89 = 1,170.23/x
  3. Step 3: Cross multiply
    2,114.44x = 2,917.89 × 1,170.23
  4. Step 4: Simplify right side
    2,114.44x = 3,414,607.52
  5. Step 5: Solve for x
    x = 3,414,607.52/2,114.44
  6. Step 6: Final answer
    x = 1,614.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.