Home / 1,932.52-2,666.64-1,233.76

Finding the Fourth Proportional to 1,932.52, 2,666.64 and 1,233.76

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Solution

The fourth proportional to 1,932.52, 2,666.64 and 1,233.76 is: 1,702.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.52 : 2,666.64 = 1,233.76 : x
  2. Step 2: Convert to fraction form
    1,932.52/2,666.64 = 1,233.76/x
  3. Step 3: Cross multiply
    1,932.52x = 2,666.64 × 1,233.76
  4. Step 4: Simplify right side
    1,932.52x = 3,289,993.77
  5. Step 5: Solve for x
    x = 3,289,993.77/1,932.52
  6. Step 6: Final answer
    x = 1,702.44

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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.