Home / 3,261.60-4,496.76-2,211.84

Finding the Fourth Proportional to 3,261.60, 4,496.76 and 2,211.84

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Solution

The fourth proportional to 3,261.60, 4,496.76 and 2,211.84 is: 3,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.60 : 4,496.76 = 2,211.84 : x
  2. Step 2: Convert to fraction form
    3,261.60/4,496.76 = 2,211.84/x
  3. Step 3: Cross multiply
    3,261.60x = 4,496.76 × 2,211.84
  4. Step 4: Simplify right side
    3,261.60x = 9,946,113.64
  5. Step 5: Solve for x
    x = 9,946,113.64/3,261.60
  6. Step 6: Final answer
    x = 3,049.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.