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Finding the Fourth Proportional to 5,343.80, 7,367.82 and 4,013.24

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Solution

The fourth proportional to 5,343.80, 7,367.82 and 4,013.24 is: 5,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.80 : 7,367.82 = 4,013.24 : x
  2. Step 2: Convert to fraction form
    5,343.80/7,367.82 = 4,013.24/x
  3. Step 3: Cross multiply
    5,343.80x = 7,367.82 × 4,013.24
  4. Step 4: Simplify right side
    5,343.80x = 29,568,829.94
  5. Step 5: Solve for x
    x = 29,568,829.94/5,343.80
  6. Step 6: Final answer
    x = 5,533.30

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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.