Home / 5,665.97-8,496.31-2,156.63

Finding the Fourth Proportional to 5,665.97, 8,496.31 and 2,156.63

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Solution

The fourth proportional to 5,665.97, 8,496.31 and 2,156.63 is: 3,233.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.97 : 8,496.31 = 2,156.63 : x
  2. Step 2: Convert to fraction form
    5,665.97/8,496.31 = 2,156.63/x
  3. Step 3: Cross multiply
    5,665.97x = 8,496.31 × 2,156.63
  4. Step 4: Simplify right side
    5,665.97x = 18,323,397.04
  5. Step 5: Solve for x
    x = 18,323,397.04/5,665.97
  6. Step 6: Final answer
    x = 3,233.94

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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.