Home / 3,786.19-5,224.95-2,214.59

Finding the Fourth Proportional to 3,786.19, 5,224.95 and 2,214.59

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Solution

The fourth proportional to 3,786.19, 5,224.95 and 2,214.59 is: 3,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.19 : 5,224.95 = 2,214.59 : x
  2. Step 2: Convert to fraction form
    3,786.19/5,224.95 = 2,214.59/x
  3. Step 3: Cross multiply
    3,786.19x = 5,224.95 × 2,214.59
  4. Step 4: Simplify right side
    3,786.19x = 11,571,095.90
  5. Step 5: Solve for x
    x = 11,571,095.90/3,786.19
  6. Step 6: Final answer
    x = 3,056.13

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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.