Home / 4,138.29-5,710.74-2,369.79

Finding the Fourth Proportional to 4,138.29, 5,710.74 and 2,369.79

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Solution

The fourth proportional to 4,138.29, 5,710.74 and 2,369.79 is: 3,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.29 : 5,710.74 = 2,369.79 : x
  2. Step 2: Convert to fraction form
    4,138.29/5,710.74 = 2,369.79/x
  3. Step 3: Cross multiply
    4,138.29x = 5,710.74 × 2,369.79
  4. Step 4: Simplify right side
    4,138.29x = 13,533,245.66
  5. Step 5: Solve for x
    x = 13,533,245.66/4,138.29
  6. Step 6: Final answer
    x = 3,270.25

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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.