Home / 7,805.26-10,771.11-4,268.46

Finding the Fourth Proportional to 7,805.26, 10,771.11 and 4,268.46

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Solution

The fourth proportional to 7,805.26, 10,771.11 and 4,268.46 is: 5,890.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,805.26 : 10,771.11 = 4,268.46 : x
  2. Step 2: Convert to fraction form
    7,805.26/10,771.11 = 4,268.46/x
  3. Step 3: Cross multiply
    7,805.26x = 10,771.11 × 4,268.46
  4. Step 4: Simplify right side
    7,805.26x = 45,976,052.19
  5. Step 5: Solve for x
    x = 45,976,052.19/7,805.26
  6. Step 6: Final answer
    x = 5,890.39

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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.