Home / 7,181.38-10,764.08-3,020.14

Finding the Fourth Proportional to 7,181.38, 10,764.08 and 3,020.14

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Solution

The fourth proportional to 7,181.38, 10,764.08 and 3,020.14 is: 4,526.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.38 : 10,764.08 = 3,020.14 : x
  2. Step 2: Convert to fraction form
    7,181.38/10,764.08 = 3,020.14/x
  3. Step 3: Cross multiply
    7,181.38x = 10,764.08 × 3,020.14
  4. Step 4: Simplify right side
    7,181.38x = 32,509,028.57
  5. Step 5: Solve for x
    x = 32,509,028.57/7,181.38
  6. Step 6: Final answer
    x = 4,526.85

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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.