Home / 6,505.11-9,745.92-5,471.55

Finding the Fourth Proportional to 6,505.11, 9,745.92 and 5,471.55

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Solution

The fourth proportional to 6,505.11, 9,745.92 and 5,471.55 is: 8,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505.11 : 9,745.92 = 5,471.55 : x
  2. Step 2: Convert to fraction form
    6,505.11/9,745.92 = 5,471.55/x
  3. Step 3: Cross multiply
    6,505.11x = 9,745.92 × 5,471.55
  4. Step 4: Simplify right side
    6,505.11x = 53,325,288.58
  5. Step 5: Solve for x
    x = 53,325,288.58/6,505.11
  6. Step 6: Final answer
    x = 8,197.45

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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.