Home / 7,693.13-11,531.43-3,994.44

Finding the Fourth Proportional to 7,693.13, 11,531.43 and 3,994.44

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Solution

The fourth proportional to 7,693.13, 11,531.43 and 3,994.44 is: 5,987.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,693.13 : 11,531.43 = 3,994.44 : x
  2. Step 2: Convert to fraction form
    7,693.13/11,531.43 = 3,994.44/x
  3. Step 3: Cross multiply
    7,693.13x = 11,531.43 × 3,994.44
  4. Step 4: Simplify right side
    7,693.13x = 46,061,605.25
  5. Step 5: Solve for x
    x = 46,061,605.25/7,693.13
  6. Step 6: Final answer
    x = 5,987.37

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1.5x scale

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.