Home / 4,654.26-6,419.79-2,884.01

Finding the Fourth Proportional to 4,654.26, 6,419.79 and 2,884.01

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Solution

The fourth proportional to 4,654.26, 6,419.79 and 2,884.01 is: 3,978.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.26 : 6,419.79 = 2,884.01 : x
  2. Step 2: Convert to fraction form
    4,654.26/6,419.79 = 2,884.01/x
  3. Step 3: Cross multiply
    4,654.26x = 6,419.79 × 2,884.01
  4. Step 4: Simplify right side
    4,654.26x = 18,514,706.46
  5. Step 5: Solve for x
    x = 18,514,706.46/4,654.26
  6. Step 6: Final answer
    x = 3,978.01

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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.