Home / 7,244.69-9,997.31-4,449.65

Finding the Fourth Proportional to 7,244.69, 9,997.31 and 4,449.65

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Solution

The fourth proportional to 7,244.69, 9,997.31 and 4,449.65 is: 6,140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.69 : 9,997.31 = 4,449.65 : x
  2. Step 2: Convert to fraction form
    7,244.69/9,997.31 = 4,449.65/x
  3. Step 3: Cross multiply
    7,244.69x = 9,997.31 × 4,449.65
  4. Step 4: Simplify right side
    7,244.69x = 44,484,530.44
  5. Step 5: Solve for x
    x = 44,484,530.44/7,244.69
  6. Step 6: Final answer
    x = 6,140.29

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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.