Home / 2,160.25-3,223.52-1,927.54

Finding the Fourth Proportional to 2,160.25, 3,223.52 and 1,927.54

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Solution

The fourth proportional to 2,160.25, 3,223.52 and 1,927.54 is: 2,876.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160.25 : 3,223.52 = 1,927.54 : x
  2. Step 2: Convert to fraction form
    2,160.25/3,223.52 = 1,927.54/x
  3. Step 3: Cross multiply
    2,160.25x = 3,223.52 × 1,927.54
  4. Step 4: Simplify right side
    2,160.25x = 6,213,446.04
  5. Step 5: Solve for x
    x = 6,213,446.04/2,160.25
  6. Step 6: Final answer
    x = 2,876.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.