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Finding the Fourth Proportional to 4,650.82, 6,419.04 and 2,883.22

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Solution

The fourth proportional to 4,650.82, 6,419.04 and 2,883.22 is: 3,979.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.82 : 6,419.04 = 2,883.22 : x
  2. Step 2: Convert to fraction form
    4,650.82/6,419.04 = 2,883.22/x
  3. Step 3: Cross multiply
    4,650.82x = 6,419.04 × 2,883.22
  4. Step 4: Simplify right side
    4,650.82x = 18,507,504.51
  5. Step 5: Solve for x
    x = 18,507,504.51/4,650.82
  6. Step 6: Final answer
    x = 3,979.41

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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.