Home / 5,912.66-8,160.89-3,554.34

Finding the Fourth Proportional to 5,912.66, 8,160.89 and 3,554.34

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Solution

The fourth proportional to 5,912.66, 8,160.89 and 3,554.34 is: 4,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.66 : 8,160.89 = 3,554.34 : x
  2. Step 2: Convert to fraction form
    5,912.66/8,160.89 = 3,554.34/x
  3. Step 3: Cross multiply
    5,912.66x = 8,160.89 × 3,554.34
  4. Step 4: Simplify right side
    5,912.66x = 29,006,610.59
  5. Step 5: Solve for x
    x = 29,006,610.59/5,912.66
  6. Step 6: Final answer
    x = 4,905.85

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1.5x scale

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.