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Finding the Fourth Proportional to 5,269.40, 7,899.14 and 1,804.22

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Solution

The fourth proportional to 5,269.40, 7,899.14 and 1,804.22 is: 2,704.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.40 : 7,899.14 = 1,804.22 : x
  2. Step 2: Convert to fraction form
    5,269.40/7,899.14 = 1,804.22/x
  3. Step 3: Cross multiply
    5,269.40x = 7,899.14 × 1,804.22
  4. Step 4: Simplify right side
    5,269.40x = 14,251,751.39
  5. Step 5: Solve for x
    x = 14,251,751.39/5,269.40
  6. Step 6: Final answer
    x = 2,704.63

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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.