Home / 2,211.24-3,316.82-567.77

Finding the Fourth Proportional to 2,211.24, 3,316.82 and 567.77

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Solution

The fourth proportional to 2,211.24, 3,316.82 and 567.77 is: 851.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211.24 : 3,316.82 = 567.77 : x
  2. Step 2: Convert to fraction form
    2,211.24/3,316.82 = 567.77/x
  3. Step 3: Cross multiply
    2,211.24x = 3,316.82 × 567.77
  4. Step 4: Simplify right side
    2,211.24x = 1,883,171.47
  5. Step 5: Solve for x
    x = 1,883,171.47/2,211.24
  6. Step 6: Final answer
    x = 851.64

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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.