Home / 2,528.36-3,787.53-1,192.32

Finding the Fourth Proportional to 2,528.36, 3,787.53 and 1,192.32

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Solution

The fourth proportional to 2,528.36, 3,787.53 and 1,192.32 is: 1,786.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.36 : 3,787.53 = 1,192.32 : x
  2. Step 2: Convert to fraction form
    2,528.36/3,787.53 = 1,192.32/x
  3. Step 3: Cross multiply
    2,528.36x = 3,787.53 × 1,192.32
  4. Step 4: Simplify right side
    2,528.36x = 4,515,967.66
  5. Step 5: Solve for x
    x = 4,515,967.66/2,528.36
  6. Step 6: Final answer
    x = 1,786.13

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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.