Home / 3,853.56-5,316.66-2,456.04

Finding the Fourth Proportional to 3,853.56, 5,316.66 and 2,456.04

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Solution

The fourth proportional to 3,853.56, 5,316.66 and 2,456.04 is: 3,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.56 : 5,316.66 = 2,456.04 : x
  2. Step 2: Convert to fraction form
    3,853.56/5,316.66 = 2,456.04/x
  3. Step 3: Cross multiply
    3,853.56x = 5,316.66 × 2,456.04
  4. Step 4: Simplify right side
    3,853.56x = 13,057,929.63
  5. Step 5: Solve for x
    x = 13,057,929.63/3,853.56
  6. Step 6: Final answer
    x = 3,388.54

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1.5x scale

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.