Home / 2,924.30-4,387.82-1,692.74

Finding the Fourth Proportional to 2,924.30, 4,387.82 and 1,692.74

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Solution

The fourth proportional to 2,924.30, 4,387.82 and 1,692.74 is: 2,539.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.30 : 4,387.82 = 1,692.74 : x
  2. Step 2: Convert to fraction form
    2,924.30/4,387.82 = 1,692.74/x
  3. Step 3: Cross multiply
    2,924.30x = 4,387.82 × 1,692.74
  4. Step 4: Simplify right side
    2,924.30x = 7,427,440.93
  5. Step 5: Solve for x
    x = 7,427,440.93/2,924.30
  6. Step 6: Final answer
    x = 2,539.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.