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Finding the Fourth Proportional to 3,300.32, 4,946.88 and 1,836.32

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Solution

The fourth proportional to 3,300.32, 4,946.88 and 1,836.32 is: 2,752.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.32 : 4,946.88 = 1,836.32 : x
  2. Step 2: Convert to fraction form
    3,300.32/4,946.88 = 1,836.32/x
  3. Step 3: Cross multiply
    3,300.32x = 4,946.88 × 1,836.32
  4. Step 4: Simplify right side
    3,300.32x = 9,084,054.68
  5. Step 5: Solve for x
    x = 9,084,054.68/3,300.32
  6. Step 6: Final answer
    x = 2,752.48

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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.