Home / 3,416.44-5,124.66-1,225.30

Finding the Fourth Proportional to 3,416.44, 5,124.66 and 1,225.30

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Solution

The fourth proportional to 3,416.44, 5,124.66 and 1,225.30 is: 1,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.44 : 5,124.66 = 1,225.30 : x
  2. Step 2: Convert to fraction form
    3,416.44/5,124.66 = 1,225.30/x
  3. Step 3: Cross multiply
    3,416.44x = 5,124.66 × 1,225.30
  4. Step 4: Simplify right side
    3,416.44x = 6,279,245.90
  5. Step 5: Solve for x
    x = 6,279,245.90/3,416.44
  6. Step 6: Final answer
    x = 1,837.95

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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.