Home / 3,182.82-4,392.32-1,924.01

Finding the Fourth Proportional to 3,182.82, 4,392.32 and 1,924.01

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Solution

The fourth proportional to 3,182.82, 4,392.32 and 1,924.01 is: 2,655.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.82 : 4,392.32 = 1,924.01 : x
  2. Step 2: Convert to fraction form
    3,182.82/4,392.32 = 1,924.01/x
  3. Step 3: Cross multiply
    3,182.82x = 4,392.32 × 1,924.01
  4. Step 4: Simplify right side
    3,182.82x = 8,450,867.60
  5. Step 5: Solve for x
    x = 8,450,867.60/3,182.82
  6. Step 6: Final answer
    x = 2,655.15

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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.