Home / 5,527.92-7,626.84-3,869.04

Finding the Fourth Proportional to 5,527.92, 7,626.84 and 3,869.04

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Solution

The fourth proportional to 5,527.92, 7,626.84 and 3,869.04 is: 5,338.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.92 : 7,626.84 = 3,869.04 : x
  2. Step 2: Convert to fraction form
    5,527.92/7,626.84 = 3,869.04/x
  3. Step 3: Cross multiply
    5,527.92x = 7,626.84 × 3,869.04
  4. Step 4: Simplify right side
    5,527.92x = 29,508,549.03
  5. Step 5: Solve for x
    x = 29,508,549.03/5,527.92
  6. Step 6: Final answer
    x = 5,338.09

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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.