Home / 9,328.74-13,993.62-3,781.26

Finding the Fourth Proportional to 9,328.74, 13,993.62 and 3,781.26

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Solution

The fourth proportional to 9,328.74, 13,993.62 and 3,781.26 is: 5,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.74 : 13,993.62 = 3,781.26 : x
  2. Step 2: Convert to fraction form
    9,328.74/13,993.62 = 3,781.26/x
  3. Step 3: Cross multiply
    9,328.74x = 13,993.62 × 3,781.26
  4. Step 4: Simplify right side
    9,328.74x = 52,913,515.56
  5. Step 5: Solve for x
    x = 52,913,515.56/9,328.74
  6. Step 6: Final answer
    x = 5,672.10

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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.