Home / 4,238.74-6,347.10-2,926.54

Finding the Fourth Proportional to 4,238.74, 6,347.10 and 2,926.54

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Solution

The fourth proportional to 4,238.74, 6,347.10 and 2,926.54 is: 4,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.74 : 6,347.10 = 2,926.54 : x
  2. Step 2: Convert to fraction form
    4,238.74/6,347.10 = 2,926.54/x
  3. Step 3: Cross multiply
    4,238.74x = 6,347.10 × 2,926.54
  4. Step 4: Simplify right side
    4,238.74x = 18,575,042.03
  5. Step 5: Solve for x
    x = 18,575,042.03/4,238.74
  6. Step 6: Final answer
    x = 4,382.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.