Home / 6,105.58-8,425.77-3,311.14

Finding the Fourth Proportional to 6,105.58, 8,425.77 and 3,311.14

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Solution

The fourth proportional to 6,105.58, 8,425.77 and 3,311.14 is: 4,569.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.58 : 8,425.77 = 3,311.14 : x
  2. Step 2: Convert to fraction form
    6,105.58/8,425.77 = 3,311.14/x
  3. Step 3: Cross multiply
    6,105.58x = 8,425.77 × 3,311.14
  4. Step 4: Simplify right side
    6,105.58x = 27,898,904.08
  5. Step 5: Solve for x
    x = 27,898,904.08/6,105.58
  6. Step 6: Final answer
    x = 4,569.41

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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.