Home / 3,353.82-4,628.23-1,937.80

Finding the Fourth Proportional to 3,353.82, 4,628.23 and 1,937.80

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Solution

The fourth proportional to 3,353.82, 4,628.23 and 1,937.80 is: 2,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.82 : 4,628.23 = 1,937.80 : x
  2. Step 2: Convert to fraction form
    3,353.82/4,628.23 = 1,937.80/x
  3. Step 3: Cross multiply
    3,353.82x = 4,628.23 × 1,937.80
  4. Step 4: Simplify right side
    3,353.82x = 8,968,584.09
  5. Step 5: Solve for x
    x = 8,968,584.09/3,353.82
  6. Step 6: Final answer
    x = 2,674.14

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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.