Home / 3,347.22-4,619.33-2,020.91

Finding the Fourth Proportional to 3,347.22, 4,619.33 and 2,020.91

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Solution

The fourth proportional to 3,347.22, 4,619.33 and 2,020.91 is: 2,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.22 : 4,619.33 = 2,020.91 : x
  2. Step 2: Convert to fraction form
    3,347.22/4,619.33 = 2,020.91/x
  3. Step 3: Cross multiply
    3,347.22x = 4,619.33 × 2,020.91
  4. Step 4: Simplify right side
    3,347.22x = 9,335,216.99
  5. Step 5: Solve for x
    x = 9,335,216.99/3,347.22
  6. Step 6: Final answer
    x = 2,788.95

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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.