Home / 6,320.20-9,479.94-1,937.66

Finding the Fourth Proportional to 6,320.20, 9,479.94 and 1,937.66

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Solution

The fourth proportional to 6,320.20, 9,479.94 and 1,937.66 is: 2,906.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.20 : 9,479.94 = 1,937.66 : x
  2. Step 2: Convert to fraction form
    6,320.20/9,479.94 = 1,937.66/x
  3. Step 3: Cross multiply
    6,320.20x = 9,479.94 × 1,937.66
  4. Step 4: Simplify right side
    6,320.20x = 18,368,900.54
  5. Step 5: Solve for x
    x = 18,368,900.54/6,320.20
  6. Step 6: Final answer
    x = 2,906.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.