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Finding the Fourth Proportional to 3,837.04, 5,754.80 and 1,756.48

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Solution

The fourth proportional to 3,837.04, 5,754.80 and 1,756.48 is: 2,634.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.04 : 5,754.80 = 1,756.48 : x
  2. Step 2: Convert to fraction form
    3,837.04/5,754.80 = 1,756.48/x
  3. Step 3: Cross multiply
    3,837.04x = 5,754.80 × 1,756.48
  4. Step 4: Simplify right side
    3,837.04x = 10,108,191.10
  5. Step 5: Solve for x
    x = 10,108,191.10/3,837.04
  6. Step 6: Final answer
    x = 2,634.37

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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.