Home / 2,211.17-3,316.80-567.73

Finding the Fourth Proportional to 2,211.17, 3,316.80 and 567.73

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Solution

The fourth proportional to 2,211.17, 3,316.80 and 567.73 is: 851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211.17 : 3,316.80 = 567.73 : x
  2. Step 2: Convert to fraction form
    2,211.17/3,316.80 = 567.73/x
  3. Step 3: Cross multiply
    2,211.17x = 3,316.80 × 567.73
  4. Step 4: Simplify right side
    2,211.17x = 1,883,030.28
  5. Step 5: Solve for x
    x = 1,883,030.28/2,211.17
  6. Step 6: Final answer
    x = 851.60

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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.