Home / 4,677.32-6,453.20-3,105.73

Finding the Fourth Proportional to 4,677.32, 6,453.20 and 3,105.73

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Solution

The fourth proportional to 4,677.32, 6,453.20 and 3,105.73 is: 4,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.32 : 6,453.20 = 3,105.73 : x
  2. Step 2: Convert to fraction form
    4,677.32/6,453.20 = 3,105.73/x
  3. Step 3: Cross multiply
    4,677.32x = 6,453.20 × 3,105.73
  4. Step 4: Simplify right side
    4,677.32x = 20,041,849.04
  5. Step 5: Solve for x
    x = 20,041,849.04/4,677.32
  6. Step 6: Final answer
    x = 4,284.90

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Double 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.