Home / 8,103.38-11,184.10-4,745.99

Finding the Fourth Proportional to 8,103.38, 11,184.10 and 4,745.99

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Solution

The fourth proportional to 8,103.38, 11,184.10 and 4,745.99 is: 6,550.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103.38 : 11,184.10 = 4,745.99 : x
  2. Step 2: Convert to fraction form
    8,103.38/11,184.10 = 4,745.99/x
  3. Step 3: Cross multiply
    8,103.38x = 11,184.10 × 4,745.99
  4. Step 4: Simplify right side
    8,103.38x = 53,079,642.85
  5. Step 5: Solve for x
    x = 53,079,642.85/8,103.38
  6. Step 6: Final answer
    x = 6,550.31

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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.