Home / 5,563.68-7,664.90-3,882.12

Finding the Fourth Proportional to 5,563.68, 7,664.90 and 3,882.12

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Solution

The fourth proportional to 5,563.68, 7,664.90 and 3,882.12 is: 5,348.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.68 : 7,664.90 = 3,882.12 : x
  2. Step 2: Convert to fraction form
    5,563.68/7,664.90 = 3,882.12/x
  3. Step 3: Cross multiply
    5,563.68x = 7,664.90 × 3,882.12
  4. Step 4: Simplify right side
    5,563.68x = 29,756,071.29
  5. Step 5: Solve for x
    x = 29,756,071.29/5,563.68
  6. Step 6: Final answer
    x = 5,348.27

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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.