Home / 3,883.56-5,358.06-2,486.04

Finding the Fourth Proportional to 3,883.56, 5,358.06 and 2,486.04

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Solution

The fourth proportional to 3,883.56, 5,358.06 and 2,486.04 is: 3,429.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.56 : 5,358.06 = 2,486.04 : x
  2. Step 2: Convert to fraction form
    3,883.56/5,358.06 = 2,486.04/x
  3. Step 3: Cross multiply
    3,883.56x = 5,358.06 × 2,486.04
  4. Step 4: Simplify right side
    3,883.56x = 13,320,351.48
  5. Step 5: Solve for x
    x = 13,320,351.48/3,883.56
  6. Step 6: Final answer
    x = 3,429.93

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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.