Home / 6,251.90-9,379.07-1,869.26

Finding the Fourth Proportional to 6,251.90, 9,379.07 and 1,869.26

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Solution

The fourth proportional to 6,251.90, 9,379.07 and 1,869.26 is: 2,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.90 : 9,379.07 = 1,869.26 : x
  2. Step 2: Convert to fraction form
    6,251.90/9,379.07 = 1,869.26/x
  3. Step 3: Cross multiply
    6,251.90x = 9,379.07 × 1,869.26
  4. Step 4: Simplify right side
    6,251.90x = 17,531,911.04
  5. Step 5: Solve for x
    x = 17,531,911.04/6,251.90
  6. Step 6: Final answer
    x = 2,804.25

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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.