Home / 6,906.08-10,353.29-3,206.40

Finding the Fourth Proportional to 6,906.08, 10,353.29 and 3,206.40

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Solution

The fourth proportional to 6,906.08, 10,353.29 and 3,206.40 is: 4,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906.08 : 10,353.29 = 3,206.40 : x
  2. Step 2: Convert to fraction form
    6,906.08/10,353.29 = 3,206.40/x
  3. Step 3: Cross multiply
    6,906.08x = 10,353.29 × 3,206.40
  4. Step 4: Simplify right side
    6,906.08x = 33,196,773.02
  5. Step 5: Solve for x
    x = 33,196,773.02/6,906.08
  6. Step 6: Final answer
    x = 4,806.89

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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.