Home / 6,685.67-10,025.19-3,913.04

Finding the Fourth Proportional to 6,685.67, 10,025.19 and 3,913.04

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Solution

The fourth proportional to 6,685.67, 10,025.19 and 3,913.04 is: 5,867.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.67 : 10,025.19 = 3,913.04 : x
  2. Step 2: Convert to fraction form
    6,685.67/10,025.19 = 3,913.04/x
  3. Step 3: Cross multiply
    6,685.67x = 10,025.19 × 3,913.04
  4. Step 4: Simplify right side
    6,685.67x = 39,228,919.35
  5. Step 5: Solve for x
    x = 39,228,919.35/6,685.67
  6. Step 6: Final answer
    x = 5,867.62

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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.