Home / 8,217.57-11,340.24-4,440.74

Finding the Fourth Proportional to 8,217.57, 11,340.24 and 4,440.74

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Solution

The fourth proportional to 8,217.57, 11,340.24 and 4,440.74 is: 6,128.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.57 : 11,340.24 = 4,440.74 : x
  2. Step 2: Convert to fraction form
    8,217.57/11,340.24 = 4,440.74/x
  3. Step 3: Cross multiply
    8,217.57x = 11,340.24 × 4,440.74
  4. Step 4: Simplify right side
    8,217.57x = 50,359,017.33
  5. Step 5: Solve for x
    x = 50,359,017.33/8,217.57
  6. Step 6: Final answer
    x = 6,128.21

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Half scale
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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.