Home / 2,677.32-3,692.94-1,930.04

Finding the Fourth Proportional to 2,677.32, 3,692.94 and 1,930.04

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Solution

The fourth proportional to 2,677.32, 3,692.94 and 1,930.04 is: 2,662.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.32 : 3,692.94 = 1,930.04 : x
  2. Step 2: Convert to fraction form
    2,677.32/3,692.94 = 1,930.04/x
  3. Step 3: Cross multiply
    2,677.32x = 3,692.94 × 1,930.04
  4. Step 4: Simplify right side
    2,677.32x = 7,127,521.92
  5. Step 5: Solve for x
    x = 7,127,521.92/2,677.32
  6. Step 6: Final answer
    x = 2,662.19

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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.