Home / 2,384.75-3,290.97-1,322.49

Finding the Fourth Proportional to 2,384.75, 3,290.97 and 1,322.49

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Solution

The fourth proportional to 2,384.75, 3,290.97 and 1,322.49 is: 1,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.75 : 3,290.97 = 1,322.49 : x
  2. Step 2: Convert to fraction form
    2,384.75/3,290.97 = 1,322.49/x
  3. Step 3: Cross multiply
    2,384.75x = 3,290.97 × 1,322.49
  4. Step 4: Simplify right side
    2,384.75x = 4,352,274.92
  5. Step 5: Solve for x
    x = 4,352,274.92/2,384.75
  6. Step 6: Final answer
    x = 1,825.05

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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.