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Finding the Fourth Proportional to 7,958.63, 10,975.23 and 5,268.62

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Solution

The fourth proportional to 7,958.63, 10,975.23 and 5,268.62 is: 7,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,958.63 : 10,975.23 = 5,268.62 : x
  2. Step 2: Convert to fraction form
    7,958.63/10,975.23 = 5,268.62/x
  3. Step 3: Cross multiply
    7,958.63x = 10,975.23 × 5,268.62
  4. Step 4: Simplify right side
    7,958.63x = 57,824,343.72
  5. Step 5: Solve for x
    x = 57,824,343.72/7,958.63
  6. Step 6: Final answer
    x = 7,265.61

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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.