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Finding the Fourth Proportional to 6,531.41, 9,775.24 and 5,361.36

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Solution

The fourth proportional to 6,531.41, 9,775.24 and 5,361.36 is: 8,024.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.41 : 9,775.24 = 5,361.36 : x
  2. Step 2: Convert to fraction form
    6,531.41/9,775.24 = 5,361.36/x
  3. Step 3: Cross multiply
    6,531.41x = 9,775.24 × 5,361.36
  4. Step 4: Simplify right side
    6,531.41x = 52,408,567.32
  5. Step 5: Solve for x
    x = 52,408,567.32/6,531.41
  6. Step 6: Final answer
    x = 8,024.09

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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.