Home / 7,301.20-10,953.72-3,791.44

Finding the Fourth Proportional to 7,301.20, 10,953.72 and 3,791.44

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Solution

The fourth proportional to 7,301.20, 10,953.72 and 3,791.44 is: 5,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.20 : 10,953.72 = 3,791.44 : x
  2. Step 2: Convert to fraction form
    7,301.20/10,953.72 = 3,791.44/x
  3. Step 3: Cross multiply
    7,301.20x = 10,953.72 × 3,791.44
  4. Step 4: Simplify right side
    7,301.20x = 41,530,372.16
  5. Step 5: Solve for x
    x = 41,530,372.16/7,301.20
  6. Step 6: Final answer
    x = 5,688.16

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1.5x scale

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.