Home / 8,057.68-11,119.74-5,261.56

Finding the Fourth Proportional to 8,057.68, 11,119.74 and 5,261.56

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Solution

The fourth proportional to 8,057.68, 11,119.74 and 5,261.56 is: 7,261.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.68 : 11,119.74 = 5,261.56 : x
  2. Step 2: Convert to fraction form
    8,057.68/11,119.74 = 5,261.56/x
  3. Step 3: Cross multiply
    8,057.68x = 11,119.74 × 5,261.56
  4. Step 4: Simplify right side
    8,057.68x = 58,507,179.19
  5. Step 5: Solve for x
    x = 58,507,179.19/8,057.68
  6. Step 6: Final answer
    x = 7,261.05

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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.