Home / 6,905.84-9,529.98-3,761.96

Finding the Fourth Proportional to 6,905.84, 9,529.98 and 3,761.96

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Solution

The fourth proportional to 6,905.84, 9,529.98 and 3,761.96 is: 5,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.84 : 9,529.98 = 3,761.96 : x
  2. Step 2: Convert to fraction form
    6,905.84/9,529.98 = 3,761.96/x
  3. Step 3: Cross multiply
    6,905.84x = 9,529.98 × 3,761.96
  4. Step 4: Simplify right side
    6,905.84x = 35,851,403.56
  5. Step 5: Solve for x
    x = 35,851,403.56/6,905.84
  6. Step 6: Final answer
    x = 5,191.46

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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.