Home / 5,717.17-7,889.56-3,199.08

Finding the Fourth Proportional to 5,717.17, 7,889.56 and 3,199.08

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Solution

The fourth proportional to 5,717.17, 7,889.56 and 3,199.08 is: 4,414.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.17 : 7,889.56 = 3,199.08 : x
  2. Step 2: Convert to fraction form
    5,717.17/7,889.56 = 3,199.08/x
  3. Step 3: Cross multiply
    5,717.17x = 7,889.56 × 3,199.08
  4. Step 4: Simplify right side
    5,717.17x = 25,239,333.60
  5. Step 5: Solve for x
    x = 25,239,333.60/5,717.17
  6. Step 6: Final answer
    x = 4,414.66

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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.