Home / 2,092.62-2,887.84-1,161.12

Finding the Fourth Proportional to 2,092.62, 2,887.84 and 1,161.12

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Solution

The fourth proportional to 2,092.62, 2,887.84 and 1,161.12 is: 1,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.62 : 2,887.84 = 1,161.12 : x
  2. Step 2: Convert to fraction form
    2,092.62/2,887.84 = 1,161.12/x
  3. Step 3: Cross multiply
    2,092.62x = 2,887.84 × 1,161.12
  4. Step 4: Simplify right side
    2,092.62x = 3,353,128.78
  5. Step 5: Solve for x
    x = 3,353,128.78/2,092.62
  6. Step 6: Final answer
    x = 1,602.36

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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.