Home / 8,176.16-11,286.48-5,527.16

Finding the Fourth Proportional to 8,176.16, 11,286.48 and 5,527.16

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Solution

The fourth proportional to 8,176.16, 11,286.48 and 5,527.16 is: 7,629.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.16 : 11,286.48 = 5,527.16 : x
  2. Step 2: Convert to fraction form
    8,176.16/11,286.48 = 5,527.16/x
  3. Step 3: Cross multiply
    8,176.16x = 11,286.48 × 5,527.16
  4. Step 4: Simplify right side
    8,176.16x = 62,382,124.36
  5. Step 5: Solve for x
    x = 62,382,124.36/8,176.16
  6. Step 6: Final answer
    x = 7,629.76

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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.