Home / 5,905.71-8,857.34-2,616.70

Finding the Fourth Proportional to 5,905.71, 8,857.34 and 2,616.70

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Solution

The fourth proportional to 5,905.71, 8,857.34 and 2,616.70 is: 3,924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.71 : 8,857.34 = 2,616.70 : x
  2. Step 2: Convert to fraction form
    5,905.71/8,857.34 = 2,616.70/x
  3. Step 3: Cross multiply
    5,905.71x = 8,857.34 × 2,616.70
  4. Step 4: Simplify right side
    5,905.71x = 23,177,001.58
  5. Step 5: Solve for x
    x = 23,177,001.58/5,905.71
  6. Step 6: Final answer
    x = 3,924.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.