Home / 8,131.55-11,221.88-4,594.82

Finding the Fourth Proportional to 8,131.55, 11,221.88 and 4,594.82

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Solution

The fourth proportional to 8,131.55, 11,221.88 and 4,594.82 is: 6,341.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131.55 : 11,221.88 = 4,594.82 : x
  2. Step 2: Convert to fraction form
    8,131.55/11,221.88 = 4,594.82/x
  3. Step 3: Cross multiply
    8,131.55x = 11,221.88 × 4,594.82
  4. Step 4: Simplify right side
    8,131.55x = 51,562,439.58
  5. Step 5: Solve for x
    x = 51,562,439.58/8,131.55
  6. Step 6: Final answer
    x = 6,341.04

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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.