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Finding the Fourth Proportional to 3,304.64, 4,955.68 and 1,224.32

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Solution

The fourth proportional to 3,304.64, 4,955.68 and 1,224.32 is: 1,836.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.64 : 4,955.68 = 1,224.32 : x
  2. Step 2: Convert to fraction form
    3,304.64/4,955.68 = 1,224.32/x
  3. Step 3: Cross multiply
    3,304.64x = 4,955.68 × 1,224.32
  4. Step 4: Simplify right side
    3,304.64x = 6,067,338.14
  5. Step 5: Solve for x
    x = 6,067,338.14/3,304.64
  6. Step 6: Final answer
    x = 1,836.01

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1.5x scale

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.