Home / 5,571.97-8,354.91-1,872.29

Finding the Fourth Proportional to 5,571.97, 8,354.91 and 1,872.29

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Solution

The fourth proportional to 5,571.97, 8,354.91 and 1,872.29 is: 2,807.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.97 : 8,354.91 = 1,872.29 : x
  2. Step 2: Convert to fraction form
    5,571.97/8,354.91 = 1,872.29/x
  3. Step 3: Cross multiply
    5,571.97x = 8,354.91 × 1,872.29
  4. Step 4: Simplify right side
    5,571.97x = 15,642,814.44
  5. Step 5: Solve for x
    x = 15,642,814.44/5,571.97
  6. Step 6: Final answer
    x = 2,807.41

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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.