Home / 7,027.74-10,542.20-2,868.03

Finding the Fourth Proportional to 7,027.74, 10,542.20 and 2,868.03

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Solution

The fourth proportional to 7,027.74, 10,542.20 and 2,868.03 is: 4,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.74 : 10,542.20 = 2,868.03 : x
  2. Step 2: Convert to fraction form
    7,027.74/10,542.20 = 2,868.03/x
  3. Step 3: Cross multiply
    7,027.74x = 10,542.20 × 2,868.03
  4. Step 4: Simplify right side
    7,027.74x = 30,235,345.87
  5. Step 5: Solve for x
    x = 30,235,345.87/7,027.74
  6. Step 6: Final answer
    x = 4,302.29

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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.