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Finding the Fourth Proportional to 6,692.68, 10,038.54 and 2,796.04

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Solution

The fourth proportional to 6,692.68, 10,038.54 and 2,796.04 is: 4,193.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.68 : 10,038.54 = 2,796.04 : x
  2. Step 2: Convert to fraction form
    6,692.68/10,038.54 = 2,796.04/x
  3. Step 3: Cross multiply
    6,692.68x = 10,038.54 × 2,796.04
  4. Step 4: Simplify right side
    6,692.68x = 28,068,159.38
  5. Step 5: Solve for x
    x = 28,068,159.38/6,692.68
  6. Step 6: Final answer
    x = 4,193.86

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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.