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Finding the Fourth Proportional to 3,095.01, 4,642.44 and 755.03

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Solution

The fourth proportional to 3,095.01, 4,642.44 and 755.03 is: 1,132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.01 : 4,642.44 = 755.03 : x
  2. Step 2: Convert to fraction form
    3,095.01/4,642.44 = 755.03/x
  3. Step 3: Cross multiply
    3,095.01x = 4,642.44 × 755.03
  4. Step 4: Simplify right side
    3,095.01x = 3,505,181.47
  5. Step 5: Solve for x
    x = 3,505,181.47/3,095.01
  6. Step 6: Final answer
    x = 1,132.53

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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.