Home / 2,092.33-2,887.45-1,148.21

Finding the Fourth Proportional to 2,092.33, 2,887.45 and 1,148.21

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Solution

The fourth proportional to 2,092.33, 2,887.45 and 1,148.21 is: 1,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.33 : 2,887.45 = 1,148.21 : x
  2. Step 2: Convert to fraction form
    2,092.33/2,887.45 = 1,148.21/x
  3. Step 3: Cross multiply
    2,092.33x = 2,887.45 × 1,148.21
  4. Step 4: Simplify right side
    2,092.33x = 3,315,398.96
  5. Step 5: Solve for x
    x = 3,315,398.96/2,092.33
  6. Step 6: Final answer
    x = 1,584.55

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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.