Home / 5,361.30-8,042.09-1,851.44

Finding the Fourth Proportional to 5,361.30, 8,042.09 and 1,851.44

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Solution

The fourth proportional to 5,361.30, 8,042.09 and 1,851.44 is: 2,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.30 : 8,042.09 = 1,851.44 : x
  2. Step 2: Convert to fraction form
    5,361.30/8,042.09 = 1,851.44/x
  3. Step 3: Cross multiply
    5,361.30x = 8,042.09 × 1,851.44
  4. Step 4: Simplify right side
    5,361.30x = 14,889,397.64
  5. Step 5: Solve for x
    x = 14,889,397.64/5,361.30
  6. Step 6: Final answer
    x = 2,777.20

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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.