Home / 5,446.68-7,516.38-3,089.28

Finding the Fourth Proportional to 5,446.68, 7,516.38 and 3,089.28

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Solution

The fourth proportional to 5,446.68, 7,516.38 and 3,089.28 is: 4,263.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.68 : 7,516.38 = 3,089.28 : x
  2. Step 2: Convert to fraction form
    5,446.68/7,516.38 = 3,089.28/x
  3. Step 3: Cross multiply
    5,446.68x = 7,516.38 × 3,089.28
  4. Step 4: Simplify right side
    5,446.68x = 23,220,202.41
  5. Step 5: Solve for x
    x = 23,220,202.41/5,446.68
  6. Step 6: Final answer
    x = 4,263.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.