Home / 10,449.50-15,680.73-6,069.02

Finding the Fourth Proportional to 10,449.50, 15,680.73 and 6,069.02

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Solution

The fourth proportional to 10,449.50, 15,680.73 and 6,069.02 is: 9,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.50 : 15,680.73 = 6,069.02 : x
  2. Step 2: Convert to fraction form
    10,449.50/15,680.73 = 6,069.02/x
  3. Step 3: Cross multiply
    10,449.50x = 15,680.73 × 6,069.02
  4. Step 4: Simplify right side
    10,449.50x = 95,166,663.98
  5. Step 5: Solve for x
    x = 95,166,663.98/10,449.50
  6. Step 6: Final answer
    x = 9,107.29

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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.