Home / 2,305.21-3,181.08-1,410.44

Finding the Fourth Proportional to 2,305.21, 3,181.08 and 1,410.44

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Solution

The fourth proportional to 2,305.21, 3,181.08 and 1,410.44 is: 1,946.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.21 : 3,181.08 = 1,410.44 : x
  2. Step 2: Convert to fraction form
    2,305.21/3,181.08 = 1,410.44/x
  3. Step 3: Cross multiply
    2,305.21x = 3,181.08 × 1,410.44
  4. Step 4: Simplify right side
    2,305.21x = 4,486,699.52
  5. Step 5: Solve for x
    x = 4,486,699.52/2,305.21
  6. Step 6: Final answer
    x = 1,946.33

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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.