Home / 3,424.78-4,726.20-1,852.88

Finding the Fourth Proportional to 3,424.78, 4,726.20 and 1,852.88

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Solution

The fourth proportional to 3,424.78, 4,726.20 and 1,852.88 is: 2,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.78 : 4,726.20 = 1,852.88 : x
  2. Step 2: Convert to fraction form
    3,424.78/4,726.20 = 1,852.88/x
  3. Step 3: Cross multiply
    3,424.78x = 4,726.20 × 1,852.88
  4. Step 4: Simplify right side
    3,424.78x = 8,757,054.35
  5. Step 5: Solve for x
    x = 8,757,054.35/3,424.78
  6. Step 6: Final answer
    x = 2,556.97

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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.