Home / 2,114.33-2,917.73-1,275.04

Finding the Fourth Proportional to 2,114.33, 2,917.73 and 1,275.04

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Solution

The fourth proportional to 2,114.33, 2,917.73 and 1,275.04 is: 1,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.33 : 2,917.73 = 1,275.04 : x
  2. Step 2: Convert to fraction form
    2,114.33/2,917.73 = 1,275.04/x
  3. Step 3: Cross multiply
    2,114.33x = 2,917.73 × 1,275.04
  4. Step 4: Simplify right side
    2,114.33x = 3,720,218.35
  5. Step 5: Solve for x
    x = 3,720,218.35/2,114.33
  6. Step 6: Final answer
    x = 1,759.52

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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.