Home / 3,192.39-4,787.76-1,549.32

Finding the Fourth Proportional to 3,192.39, 4,787.76 and 1,549.32

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Solution

The fourth proportional to 3,192.39, 4,787.76 and 1,549.32 is: 2,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.39 : 4,787.76 = 1,549.32 : x
  2. Step 2: Convert to fraction form
    3,192.39/4,787.76 = 1,549.32/x
  3. Step 3: Cross multiply
    3,192.39x = 4,787.76 × 1,549.32
  4. Step 4: Simplify right side
    3,192.39x = 7,417,772.32
  5. Step 5: Solve for x
    x = 7,417,772.32/3,192.39
  6. Step 6: Final answer
    x = 2,323.58

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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.