Home / 5,172.26-7,753.80-1,884.74

Finding the Fourth Proportional to 5,172.26, 7,753.80 and 1,884.74

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Solution

The fourth proportional to 5,172.26, 7,753.80 and 1,884.74 is: 2,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172.26 : 7,753.80 = 1,884.74 : x
  2. Step 2: Convert to fraction form
    5,172.26/7,753.80 = 1,884.74/x
  3. Step 3: Cross multiply
    5,172.26x = 7,753.80 × 1,884.74
  4. Step 4: Simplify right side
    5,172.26x = 14,613,897.01
  5. Step 5: Solve for x
    x = 14,613,897.01/5,172.26
  6. Step 6: Final answer
    x = 2,825.44

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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.