Home / 3,416.84-5,125.66-1,224.98

Finding the Fourth Proportional to 3,416.84, 5,125.66 and 1,224.98

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Solution

The fourth proportional to 3,416.84, 5,125.66 and 1,224.98 is: 1,837.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.84 : 5,125.66 = 1,224.98 : x
  2. Step 2: Convert to fraction form
    3,416.84/5,125.66 = 1,224.98/x
  3. Step 3: Cross multiply
    3,416.84x = 5,125.66 × 1,224.98
  4. Step 4: Simplify right side
    3,416.84x = 6,278,830.99
  5. Step 5: Solve for x
    x = 6,278,830.99/3,416.84
  6. Step 6: Final answer
    x = 1,837.61

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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.