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Finding the Fourth Proportional to 5,544.83, 7,655.04 and 5,229.54

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Solution

The fourth proportional to 5,544.83, 7,655.04 and 5,229.54 is: 7,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544.83 : 7,655.04 = 5,229.54 : x
  2. Step 2: Convert to fraction form
    5,544.83/7,655.04 = 5,229.54/x
  3. Step 3: Cross multiply
    5,544.83x = 7,655.04 × 5,229.54
  4. Step 4: Simplify right side
    5,544.83x = 40,032,337.88
  5. Step 5: Solve for x
    x = 40,032,337.88/5,544.83
  6. Step 6: Final answer
    x = 7,219.76

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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.