Home / 8,206.02-11,324.32-4,480.02

Finding the Fourth Proportional to 8,206.02, 11,324.32 and 4,480.02

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Solution

The fourth proportional to 8,206.02, 11,324.32 and 4,480.02 is: 6,182.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.02 : 11,324.32 = 4,480.02 : x
  2. Step 2: Convert to fraction form
    8,206.02/11,324.32 = 4,480.02/x
  3. Step 3: Cross multiply
    8,206.02x = 11,324.32 × 4,480.02
  4. Step 4: Simplify right side
    8,206.02x = 50,733,180.09
  5. Step 5: Solve for x
    x = 50,733,180.09/8,206.02
  6. Step 6: Final answer
    x = 6,182.43

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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.