Home / 3,146.21-4,339.26-2,027.24

Finding the Fourth Proportional to 3,146.21, 4,339.26 and 2,027.24

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Solution

The fourth proportional to 3,146.21, 4,339.26 and 2,027.24 is: 2,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.21 : 4,339.26 = 2,027.24 : x
  2. Step 2: Convert to fraction form
    3,146.21/4,339.26 = 2,027.24/x
  3. Step 3: Cross multiply
    3,146.21x = 4,339.26 × 2,027.24
  4. Step 4: Simplify right side
    3,146.21x = 8,796,699.75
  5. Step 5: Solve for x
    x = 8,796,699.75/3,146.21
  6. Step 6: Final answer
    x = 2,795.97

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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.