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Finding the Fourth Proportional to 5,755.08, 7,941.78 and 3,237.24

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Solution

The fourth proportional to 5,755.08, 7,941.78 and 3,237.24 is: 4,467.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.08 : 7,941.78 = 3,237.24 : x
  2. Step 2: Convert to fraction form
    5,755.08/7,941.78 = 3,237.24/x
  3. Step 3: Cross multiply
    5,755.08x = 7,941.78 × 3,237.24
  4. Step 4: Simplify right side
    5,755.08x = 25,709,447.89
  5. Step 5: Solve for x
    x = 25,709,447.89/5,755.08
  6. Step 6: Final answer
    x = 4,467.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.