Home / 7,805.44-10,771.68-4,268.58

Finding the Fourth Proportional to 7,805.44, 10,771.68 and 4,268.58

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Solution

The fourth proportional to 7,805.44, 10,771.68 and 4,268.58 is: 5,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,805.44 : 10,771.68 = 4,268.58 : x
  2. Step 2: Convert to fraction form
    7,805.44/10,771.68 = 4,268.58/x
  3. Step 3: Cross multiply
    7,805.44x = 10,771.68 × 4,268.58
  4. Step 4: Simplify right side
    7,805.44x = 45,979,777.81
  5. Step 5: Solve for x
    x = 45,979,777.81/7,805.44
  6. Step 6: Final answer
    x = 5,890.73

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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.