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Finding the Fourth Proportional to 5,748.03, 7,924.64 and 3,755.16

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Solution

The fourth proportional to 5,748.03, 7,924.64 and 3,755.16 is: 5,177.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.03 : 7,924.64 = 3,755.16 : x
  2. Step 2: Convert to fraction form
    5,748.03/7,924.64 = 3,755.16/x
  3. Step 3: Cross multiply
    5,748.03x = 7,924.64 × 3,755.16
  4. Step 4: Simplify right side
    5,748.03x = 29,758,272.37
  5. Step 5: Solve for x
    x = 29,758,272.37/5,748.03
  6. Step 6: Final answer
    x = 5,177.13

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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.