Home / 2,742.44-3,783.80-1,592.21

Finding the Fourth Proportional to 2,742.44, 3,783.80 and 1,592.21

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Solution

The fourth proportional to 2,742.44, 3,783.80 and 1,592.21 is: 2,196.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.44 : 3,783.80 = 1,592.21 : x
  2. Step 2: Convert to fraction form
    2,742.44/3,783.80 = 1,592.21/x
  3. Step 3: Cross multiply
    2,742.44x = 3,783.80 × 1,592.21
  4. Step 4: Simplify right side
    2,742.44x = 6,024,617.64
  5. Step 5: Solve for x
    x = 6,024,617.64/2,742.44
  6. Step 6: Final answer
    x = 2,196.81

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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.