Home / 9,086.30-13,631.70-4,154.90

Finding the Fourth Proportional to 9,086.30, 13,631.70 and 4,154.90

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Solution

The fourth proportional to 9,086.30, 13,631.70 and 4,154.90 is: 6,233.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.30 : 13,631.70 = 4,154.90 : x
  2. Step 2: Convert to fraction form
    9,086.30/13,631.70 = 4,154.90/x
  3. Step 3: Cross multiply
    9,086.30x = 13,631.70 × 4,154.90
  4. Step 4: Simplify right side
    9,086.30x = 56,638,350.33
  5. Step 5: Solve for x
    x = 56,638,350.33/9,086.30
  6. Step 6: Final answer
    x = 6,233.38

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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.