Home / 6,843.96-9,445.14-3,860.07

Finding the Fourth Proportional to 6,843.96, 9,445.14 and 3,860.07

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Solution

The fourth proportional to 6,843.96, 9,445.14 and 3,860.07 is: 5,327.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,843.96 : 9,445.14 = 3,860.07 : x
  2. Step 2: Convert to fraction form
    6,843.96/9,445.14 = 3,860.07/x
  3. Step 3: Cross multiply
    6,843.96x = 9,445.14 × 3,860.07
  4. Step 4: Simplify right side
    6,843.96x = 36,458,901.56
  5. Step 5: Solve for x
    x = 36,458,901.56/6,843.96
  6. Step 6: Final answer
    x = 5,327.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.