Home / 6,865.38-10,296.45-3,165.30

Finding the Fourth Proportional to 6,865.38, 10,296.45 and 3,165.30

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Solution

The fourth proportional to 6,865.38, 10,296.45 and 3,165.30 is: 4,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.38 : 10,296.45 = 3,165.30 : x
  2. Step 2: Convert to fraction form
    6,865.38/10,296.45 = 3,165.30/x
  3. Step 3: Cross multiply
    6,865.38x = 10,296.45 × 3,165.30
  4. Step 4: Simplify right side
    6,865.38x = 32,591,353.19
  5. Step 5: Solve for x
    x = 32,591,353.19/6,865.38
  6. Step 6: Final answer
    x = 4,747.20

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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.