Home / 3,358.69-4,634.79-1,866.52

Finding the Fourth Proportional to 3,358.69, 4,634.79 and 1,866.52

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Solution

The fourth proportional to 3,358.69, 4,634.79 and 1,866.52 is: 2,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.69 : 4,634.79 = 1,866.52 : x
  2. Step 2: Convert to fraction form
    3,358.69/4,634.79 = 1,866.52/x
  3. Step 3: Cross multiply
    3,358.69x = 4,634.79 × 1,866.52
  4. Step 4: Simplify right side
    3,358.69x = 8,650,905.06
  5. Step 5: Solve for x
    x = 8,650,905.06/3,358.69
  6. Step 6: Final answer
    x = 2,575.68

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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.