Home / 3,184.34-4,778.33-1,236.29

Finding the Fourth Proportional to 3,184.34, 4,778.33 and 1,236.29

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Solution

The fourth proportional to 3,184.34, 4,778.33 and 1,236.29 is: 1,855.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.34 : 4,778.33 = 1,236.29 : x
  2. Step 2: Convert to fraction form
    3,184.34/4,778.33 = 1,236.29/x
  3. Step 3: Cross multiply
    3,184.34x = 4,778.33 × 1,236.29
  4. Step 4: Simplify right side
    3,184.34x = 5,907,371.52
  5. Step 5: Solve for x
    x = 5,907,371.52/3,184.34
  6. Step 6: Final answer
    x = 1,855.14

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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.