Home / 4,027.68-6,040.78-1,687.05

Finding the Fourth Proportional to 4,027.68, 6,040.78 and 1,687.05

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Solution

The fourth proportional to 4,027.68, 6,040.78 and 1,687.05 is: 2,530.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.68 : 6,040.78 = 1,687.05 : x
  2. Step 2: Convert to fraction form
    4,027.68/6,040.78 = 1,687.05/x
  3. Step 3: Cross multiply
    4,027.68x = 6,040.78 × 1,687.05
  4. Step 4: Simplify right side
    4,027.68x = 10,191,093.68
  5. Step 5: Solve for x
    x = 10,191,093.68/4,027.68
  6. Step 6: Final answer
    x = 2,530.26

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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.