Home / 2,309.25-3,190.23-1,514.46

Finding the Fourth Proportional to 2,309.25, 3,190.23 and 1,514.46

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Solution

The fourth proportional to 2,309.25, 3,190.23 and 1,514.46 is: 2,092.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.25 : 3,190.23 = 1,514.46 : x
  2. Step 2: Convert to fraction form
    2,309.25/3,190.23 = 1,514.46/x
  3. Step 3: Cross multiply
    2,309.25x = 3,190.23 × 1,514.46
  4. Step 4: Simplify right side
    2,309.25x = 4,831,475.73
  5. Step 5: Solve for x
    x = 4,831,475.73/2,309.25
  6. Step 6: Final answer
    x = 2,092.23

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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.