Home / 6,119.28-9,172.68-2,424.06

Finding the Fourth Proportional to 6,119.28, 9,172.68 and 2,424.06

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Solution

The fourth proportional to 6,119.28, 9,172.68 and 2,424.06 is: 3,633.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.28 : 9,172.68 = 2,424.06 : x
  2. Step 2: Convert to fraction form
    6,119.28/9,172.68 = 2,424.06/x
  3. Step 3: Cross multiply
    6,119.28x = 9,172.68 × 2,424.06
  4. Step 4: Simplify right side
    6,119.28x = 22,235,126.68
  5. Step 5: Solve for x
    x = 22,235,126.68/6,119.28
  6. Step 6: Final answer
    x = 3,633.62

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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.