Home / 6,812.25-10,217.76-3,528.10

Finding the Fourth Proportional to 6,812.25, 10,217.76 and 3,528.10

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Solution

The fourth proportional to 6,812.25, 10,217.76 and 3,528.10 is: 5,291.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.25 : 10,217.76 = 3,528.10 : x
  2. Step 2: Convert to fraction form
    6,812.25/10,217.76 = 3,528.10/x
  3. Step 3: Cross multiply
    6,812.25x = 10,217.76 × 3,528.10
  4. Step 4: Simplify right side
    6,812.25x = 36,049,279.06
  5. Step 5: Solve for x
    x = 36,049,279.06/6,812.25
  6. Step 6: Final answer
    x = 5,291.83

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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.