Home / 3,104.81-4,653.10-2,279.22

Finding the Fourth Proportional to 3,104.81, 4,653.10 and 2,279.22

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Solution

The fourth proportional to 3,104.81, 4,653.10 and 2,279.22 is: 3,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.81 : 4,653.10 = 2,279.22 : x
  2. Step 2: Convert to fraction form
    3,104.81/4,653.10 = 2,279.22/x
  3. Step 3: Cross multiply
    3,104.81x = 4,653.10 × 2,279.22
  4. Step 4: Simplify right side
    3,104.81x = 10,605,438.58
  5. Step 5: Solve for x
    x = 10,605,438.58/3,104.81
  6. Step 6: Final answer
    x = 3,415.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.