Home / 2,743.84-3,786.16-1,624.80

Finding the Fourth Proportional to 2,743.84, 3,786.16 and 1,624.80

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Solution

The fourth proportional to 2,743.84, 3,786.16 and 1,624.80 is: 2,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.84 : 3,786.16 = 1,624.80 : x
  2. Step 2: Convert to fraction form
    2,743.84/3,786.16 = 1,624.80/x
  3. Step 3: Cross multiply
    2,743.84x = 3,786.16 × 1,624.80
  4. Step 4: Simplify right side
    2,743.84x = 6,151,752.77
  5. Step 5: Solve for x
    x = 6,151,752.77/2,743.84
  6. Step 6: Final answer
    x = 2,242.02

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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.