Home / 3,308.08-4,564.80-1,891.84

Finding the Fourth Proportional to 3,308.08, 4,564.80 and 1,891.84

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Solution

The fourth proportional to 3,308.08, 4,564.80 and 1,891.84 is: 2,610.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.08 : 4,564.80 = 1,891.84 : x
  2. Step 2: Convert to fraction form
    3,308.08/4,564.80 = 1,891.84/x
  3. Step 3: Cross multiply
    3,308.08x = 4,564.80 × 1,891.84
  4. Step 4: Simplify right side
    3,308.08x = 8,635,871.23
  5. Step 5: Solve for x
    x = 8,635,871.23/3,308.08
  6. Step 6: Final answer
    x = 2,610.54

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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.