Home / 5,917.66-8,166.18-3,228.95

Finding the Fourth Proportional to 5,917.66, 8,166.18 and 3,228.95

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Solution

The fourth proportional to 5,917.66, 8,166.18 and 3,228.95 is: 4,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.66 : 8,166.18 = 3,228.95 : x
  2. Step 2: Convert to fraction form
    5,917.66/8,166.18 = 3,228.95/x
  3. Step 3: Cross multiply
    5,917.66x = 8,166.18 × 3,228.95
  4. Step 4: Simplify right side
    5,917.66x = 26,368,186.91
  5. Step 5: Solve for x
    x = 26,368,186.91/5,917.66
  6. Step 6: Final answer
    x = 4,455.85

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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.