Home / 4,067.21-5,612.73-2,298.81

Finding the Fourth Proportional to 4,067.21, 5,612.73 and 2,298.81

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Solution

The fourth proportional to 4,067.21, 5,612.73 and 2,298.81 is: 3,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.21 : 5,612.73 = 2,298.81 : x
  2. Step 2: Convert to fraction form
    4,067.21/5,612.73 = 2,298.81/x
  3. Step 3: Cross multiply
    4,067.21x = 5,612.73 × 2,298.81
  4. Step 4: Simplify right side
    4,067.21x = 12,902,612.28
  5. Step 5: Solve for x
    x = 12,902,612.28/4,067.21
  6. Step 6: Final answer
    x = 3,172.35

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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.