Home / 1,932.12-2,666.12-1,092.83

Finding the Fourth Proportional to 1,932.12, 2,666.12 and 1,092.83

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Solution

The fourth proportional to 1,932.12, 2,666.12 and 1,092.83 is: 1,507.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.12 : 2,666.12 = 1,092.83 : x
  2. Step 2: Convert to fraction form
    1,932.12/2,666.12 = 1,092.83/x
  3. Step 3: Cross multiply
    1,932.12x = 2,666.12 × 1,092.83
  4. Step 4: Simplify right side
    1,932.12x = 2,913,597.12
  5. Step 5: Solve for x
    x = 2,913,597.12/1,932.12
  6. Step 6: Final answer
    x = 1,507.98

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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.