Home / 7,213.30-10,791.48-5,463.36

Finding the Fourth Proportional to 7,213.30, 10,791.48 and 5,463.36

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Solution

The fourth proportional to 7,213.30, 10,791.48 and 5,463.36 is: 8,173.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.30 : 10,791.48 = 5,463.36 : x
  2. Step 2: Convert to fraction form
    7,213.30/10,791.48 = 5,463.36/x
  3. Step 3: Cross multiply
    7,213.30x = 10,791.48 × 5,463.36
  4. Step 4: Simplify right side
    7,213.30x = 58,957,686.22
  5. Step 5: Solve for x
    x = 58,957,686.22/7,213.30
  6. Step 6: Final answer
    x = 8,173.47

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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.