Home / 5,905.10-8,857.65-4,061.90

Finding the Fourth Proportional to 5,905.10, 8,857.65 and 4,061.90

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Solution

The fourth proportional to 5,905.10, 8,857.65 and 4,061.90 is: 6,092.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.10 : 8,857.65 = 4,061.90 : x
  2. Step 2: Convert to fraction form
    5,905.10/8,857.65 = 4,061.90/x
  3. Step 3: Cross multiply
    5,905.10x = 8,857.65 × 4,061.90
  4. Step 4: Simplify right side
    5,905.10x = 35,978,888.54
  5. Step 5: Solve for x
    x = 35,978,888.54/5,905.10
  6. Step 6: Final answer
    x = 6,092.85

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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.