Home / 6,139.20-9,213.48-4,499.94

Finding the Fourth Proportional to 6,139.20, 9,213.48 and 4,499.94

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Solution

The fourth proportional to 6,139.20, 9,213.48 and 4,499.94 is: 6,753.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.20 : 9,213.48 = 4,499.94 : x
  2. Step 2: Convert to fraction form
    6,139.20/9,213.48 = 4,499.94/x
  3. Step 3: Cross multiply
    6,139.20x = 9,213.48 × 4,499.94
  4. Step 4: Simplify right side
    6,139.20x = 41,460,107.19
  5. Step 5: Solve for x
    x = 41,460,107.19/6,139.20
  6. Step 6: Final answer
    x = 6,753.34

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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.