Home / 1,932.99-2,666.21-1,234.05

Finding the Fourth Proportional to 1,932.99, 2,666.21 and 1,234.05

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Solution

The fourth proportional to 1,932.99, 2,666.21 and 1,234.05 is: 1,702.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.99 : 2,666.21 = 1,234.05 : x
  2. Step 2: Convert to fraction form
    1,932.99/2,666.21 = 1,234.05/x
  3. Step 3: Cross multiply
    1,932.99x = 2,666.21 × 1,234.05
  4. Step 4: Simplify right side
    1,932.99x = 3,290,230.28
  5. Step 5: Solve for x
    x = 3,290,230.28/1,932.99
  6. Step 6: Final answer
    x = 1,702.15

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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.