Home / 5,170.33-7,715.79-4,616.73

Finding the Fourth Proportional to 5,170.33, 7,715.79 and 4,616.73

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Solution

The fourth proportional to 5,170.33, 7,715.79 and 4,616.73 is: 6,889.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.33 : 7,715.79 = 4,616.73 : x
  2. Step 2: Convert to fraction form
    5,170.33/7,715.79 = 4,616.73/x
  3. Step 3: Cross multiply
    5,170.33x = 7,715.79 × 4,616.73
  4. Step 4: Simplify right side
    5,170.33x = 35,621,719.17
  5. Step 5: Solve for x
    x = 35,621,719.17/5,170.33
  6. Step 6: Final answer
    x = 6,889.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.