Home / 8,033.45-11,079.92-6,140.27

Finding the Fourth Proportional to 8,033.45, 11,079.92 and 6,140.27

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Solution

The fourth proportional to 8,033.45, 11,079.92 and 6,140.27 is: 8,468.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,033.45 : 11,079.92 = 6,140.27 : x
  2. Step 2: Convert to fraction form
    8,033.45/11,079.92 = 6,140.27/x
  3. Step 3: Cross multiply
    8,033.45x = 11,079.92 × 6,140.27
  4. Step 4: Simplify right side
    8,033.45x = 68,033,743.43
  5. Step 5: Solve for x
    x = 68,033,743.43/8,033.45
  6. Step 6: Final answer
    x = 8,468.81

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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.