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Finding the Fourth Proportional to 3,395.63, 5,094.52 and 1,087.13

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Solution

The fourth proportional to 3,395.63, 5,094.52 and 1,087.13 is: 1,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.63 : 5,094.52 = 1,087.13 : x
  2. Step 2: Convert to fraction form
    3,395.63/5,094.52 = 1,087.13/x
  3. Step 3: Cross multiply
    3,395.63x = 5,094.52 × 1,087.13
  4. Step 4: Simplify right side
    3,395.63x = 5,538,377.34
  5. Step 5: Solve for x
    x = 5,538,377.34/3,395.63
  6. Step 6: Final answer
    x = 1,631.03

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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.