Home / 5,571.16-8,356.80-2,281.96

Finding the Fourth Proportional to 5,571.16, 8,356.80 and 2,281.96

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Solution

The fourth proportional to 5,571.16, 8,356.80 and 2,281.96 is: 3,422.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.16 : 8,356.80 = 2,281.96 : x
  2. Step 2: Convert to fraction form
    5,571.16/8,356.80 = 2,281.96/x
  3. Step 3: Cross multiply
    5,571.16x = 8,356.80 × 2,281.96
  4. Step 4: Simplify right side
    5,571.16x = 19,069,883.33
  5. Step 5: Solve for x
    x = 19,069,883.33/5,571.16
  6. Step 6: Final answer
    x = 3,422.96

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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.