Home / 3,358.06-4,634.13-1,866.07

Finding the Fourth Proportional to 3,358.06, 4,634.13 and 1,866.07

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Solution

The fourth proportional to 3,358.06, 4,634.13 and 1,866.07 is: 2,575.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.06 : 4,634.13 = 1,866.07 : x
  2. Step 2: Convert to fraction form
    3,358.06/4,634.13 = 1,866.07/x
  3. Step 3: Cross multiply
    3,358.06x = 4,634.13 × 1,866.07
  4. Step 4: Simplify right side
    3,358.06x = 8,647,610.97
  5. Step 5: Solve for x
    x = 8,647,610.97/3,358.06
  6. Step 6: Final answer
    x = 2,575.18

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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.