Home / 5,659.20-7,808.72-3,534.35

Finding the Fourth Proportional to 5,659.20, 7,808.72 and 3,534.35

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Solution

The fourth proportional to 5,659.20, 7,808.72 and 3,534.35 is: 4,876.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.20 : 7,808.72 = 3,534.35 : x
  2. Step 2: Convert to fraction form
    5,659.20/7,808.72 = 3,534.35/x
  3. Step 3: Cross multiply
    5,659.20x = 7,808.72 × 3,534.35
  4. Step 4: Simplify right side
    5,659.20x = 27,598,692.82
  5. Step 5: Solve for x
    x = 27,598,692.82/5,659.20
  6. Step 6: Final answer
    x = 4,876.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.