Home / 2,092.24-2,887-1,160.80

Finding the Fourth Proportional to 2,092.24, 2,887 and 1,160.80

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Solution

The fourth proportional to 2,092.24, 2,887 and 1,160.80 is: 1,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.24 : 2,887 = 1,160.80 : x
  2. Step 2: Convert to fraction form
    2,092.24/2,887 = 1,160.80/x
  3. Step 3: Cross multiply
    2,092.24x = 2,887 × 1,160.80
  4. Step 4: Simplify right side
    2,092.24x = 3,351,229.60
  5. Step 5: Solve for x
    x = 3,351,229.60/2,092.24
  6. Step 6: Final answer
    x = 1,601.74

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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.