Home / 7,020.92-10,530.04-2,636.92

Finding the Fourth Proportional to 7,020.92, 10,530.04 and 2,636.92

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Solution

The fourth proportional to 7,020.92, 10,530.04 and 2,636.92 is: 3,954.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.92 : 10,530.04 = 2,636.92 : x
  2. Step 2: Convert to fraction form
    7,020.92/10,530.04 = 2,636.92/x
  3. Step 3: Cross multiply
    7,020.92x = 10,530.04 × 2,636.92
  4. Step 4: Simplify right side
    7,020.92x = 27,766,873.08
  5. Step 5: Solve for x
    x = 27,766,873.08/7,020.92
  6. Step 6: Final answer
    x = 3,954.88

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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.