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Finding the Fourth Proportional to 4,755.66, 7,129.44 and 1,836.02

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Solution

The fourth proportional to 4,755.66, 7,129.44 and 1,836.02 is: 2,752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.66 : 7,129.44 = 1,836.02 : x
  2. Step 2: Convert to fraction form
    4,755.66/7,129.44 = 1,836.02/x
  3. Step 3: Cross multiply
    4,755.66x = 7,129.44 × 1,836.02
  4. Step 4: Simplify right side
    4,755.66x = 13,089,758.78
  5. Step 5: Solve for x
    x = 13,089,758.78/4,755.66
  6. Step 6: Final answer
    x = 2,752.46

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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.