Home / 4,274.48-6,412.26-2,081.36

Finding the Fourth Proportional to 4,274.48, 6,412.26 and 2,081.36

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Solution

The fourth proportional to 4,274.48, 6,412.26 and 2,081.36 is: 3,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.48 : 6,412.26 = 2,081.36 : x
  2. Step 2: Convert to fraction form
    4,274.48/6,412.26 = 2,081.36/x
  3. Step 3: Cross multiply
    4,274.48x = 6,412.26 × 2,081.36
  4. Step 4: Simplify right side
    4,274.48x = 13,346,221.47
  5. Step 5: Solve for x
    x = 13,346,221.47/4,274.48
  6. Step 6: Final answer
    x = 3,122.30

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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.