Home / 7,268.74-10,902.96-4,142.08

Finding the Fourth Proportional to 7,268.74, 10,902.96 and 4,142.08

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Solution

The fourth proportional to 7,268.74, 10,902.96 and 4,142.08 is: 6,213.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.74 : 10,902.96 = 4,142.08 : x
  2. Step 2: Convert to fraction form
    7,268.74/10,902.96 = 4,142.08/x
  3. Step 3: Cross multiply
    7,268.74x = 10,902.96 × 4,142.08
  4. Step 4: Simplify right side
    7,268.74x = 45,160,932.56
  5. Step 5: Solve for x
    x = 45,160,932.56/7,268.74
  6. Step 6: Final answer
    x = 6,213.03

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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.