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Finding the Fourth Proportional to 5,581.98, 8,361.06 and 2,941.16

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Solution

The fourth proportional to 5,581.98, 8,361.06 and 2,941.16 is: 4,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.98 : 8,361.06 = 2,941.16 : x
  2. Step 2: Convert to fraction form
    5,581.98/8,361.06 = 2,941.16/x
  3. Step 3: Cross multiply
    5,581.98x = 8,361.06 × 2,941.16
  4. Step 4: Simplify right side
    5,581.98x = 24,591,215.23
  5. Step 5: Solve for x
    x = 24,591,215.23/5,581.98
  6. Step 6: Final answer
    x = 4,405.46

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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.