Home / 3,464.82-4,781.40-1,892.88

Finding the Fourth Proportional to 3,464.82, 4,781.40 and 1,892.88

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Solution

The fourth proportional to 3,464.82, 4,781.40 and 1,892.88 is: 2,612.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.82 : 4,781.40 = 1,892.88 : x
  2. Step 2: Convert to fraction form
    3,464.82/4,781.40 = 1,892.88/x
  3. Step 3: Cross multiply
    3,464.82x = 4,781.40 × 1,892.88
  4. Step 4: Simplify right side
    3,464.82x = 9,050,616.43
  5. Step 5: Solve for x
    x = 9,050,616.43/3,464.82
  6. Step 6: Final answer
    x = 2,612.15

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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.