Home / 6,641.24-9,963.20-2,745.64

Finding the Fourth Proportional to 6,641.24, 9,963.20 and 2,745.64

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Solution

The fourth proportional to 6,641.24, 9,963.20 and 2,745.64 is: 4,119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.24 : 9,963.20 = 2,745.64 : x
  2. Step 2: Convert to fraction form
    6,641.24/9,963.20 = 2,745.64/x
  3. Step 3: Cross multiply
    6,641.24x = 9,963.20 × 2,745.64
  4. Step 4: Simplify right side
    6,641.24x = 27,355,379.77
  5. Step 5: Solve for x
    x = 27,355,379.77/6,641.24
  6. Step 6: Final answer
    x = 4,119.02

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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.