Home / 7,340.16-10,999.44-3,869.04

Finding the Fourth Proportional to 7,340.16, 10,999.44 and 3,869.04

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Solution

The fourth proportional to 7,340.16, 10,999.44 and 3,869.04 is: 5,797.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.16 : 10,999.44 = 3,869.04 : x
  2. Step 2: Convert to fraction form
    7,340.16/10,999.44 = 3,869.04/x
  3. Step 3: Cross multiply
    7,340.16x = 10,999.44 × 3,869.04
  4. Step 4: Simplify right side
    7,340.16x = 42,557,273.34
  5. Step 5: Solve for x
    x = 42,557,273.34/7,340.16
  6. Step 6: Final answer
    x = 5,797.87

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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.