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Finding the Fourth Proportional to 9,361.88, 14,053.61 and 4,754.60

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Solution

The fourth proportional to 9,361.88, 14,053.61 and 4,754.60 is: 7,137.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.88 : 14,053.61 = 4,754.60 : x
  2. Step 2: Convert to fraction form
    9,361.88/14,053.61 = 4,754.60/x
  3. Step 3: Cross multiply
    9,361.88x = 14,053.61 × 4,754.60
  4. Step 4: Simplify right side
    9,361.88x = 66,819,235.72
  5. Step 5: Solve for x
    x = 66,819,235.72/9,361.88
  6. Step 6: Final answer
    x = 7,137.38

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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.