Home / 8,177.22-11,284.83-4,640.58

Finding the Fourth Proportional to 8,177.22, 11,284.83 and 4,640.58

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Solution

The fourth proportional to 8,177.22, 11,284.83 and 4,640.58 is: 6,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.22 : 11,284.83 = 4,640.58 : x
  2. Step 2: Convert to fraction form
    8,177.22/11,284.83 = 4,640.58/x
  3. Step 3: Cross multiply
    8,177.22x = 11,284.83 × 4,640.58
  4. Step 4: Simplify right side
    8,177.22x = 52,368,156.40
  5. Step 5: Solve for x
    x = 52,368,156.40/8,177.22
  6. Step 6: Final answer
    x = 6,404.15

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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.