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Finding the Fourth Proportional to 5,703.74, 8,553.08 and 3,621.84

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Solution

The fourth proportional to 5,703.74, 8,553.08 and 3,621.84 is: 5,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,703.74 : 8,553.08 = 3,621.84 : x
  2. Step 2: Convert to fraction form
    5,703.74/8,553.08 = 3,621.84/x
  3. Step 3: Cross multiply
    5,703.74x = 8,553.08 × 3,621.84
  4. Step 4: Simplify right side
    5,703.74x = 30,977,887.27
  5. Step 5: Solve for x
    x = 30,977,887.27/5,703.74
  6. Step 6: Final answer
    x = 5,431.15

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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.