Home / 2,211.01-3,317.22-824.54

Finding the Fourth Proportional to 2,211.01, 3,317.22 and 824.54

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Solution

The fourth proportional to 2,211.01, 3,317.22 and 824.54 is: 1,237.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211.01 : 3,317.22 = 824.54 : x
  2. Step 2: Convert to fraction form
    2,211.01/3,317.22 = 824.54/x
  3. Step 3: Cross multiply
    2,211.01x = 3,317.22 × 824.54
  4. Step 4: Simplify right side
    2,211.01x = 2,735,180.58
  5. Step 5: Solve for x
    x = 2,735,180.58/2,211.01
  6. Step 6: Final answer
    x = 1,237.07

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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.