Home / 4,182.62-5,772.24-2,390.63

Finding the Fourth Proportional to 4,182.62, 5,772.24 and 2,390.63

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Solution

The fourth proportional to 4,182.62, 5,772.24 and 2,390.63 is: 3,299.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.62 : 5,772.24 = 2,390.63 : x
  2. Step 2: Convert to fraction form
    4,182.62/5,772.24 = 2,390.63/x
  3. Step 3: Cross multiply
    4,182.62x = 5,772.24 × 2,390.63
  4. Step 4: Simplify right side
    4,182.62x = 13,799,261.25
  5. Step 5: Solve for x
    x = 13,799,261.25/4,182.62
  6. Step 6: Final answer
    x = 3,299.19

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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.