Home / 3,304.49-4,953.70-1,429.20

Finding the Fourth Proportional to 3,304.49, 4,953.70 and 1,429.20

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Solution

The fourth proportional to 3,304.49, 4,953.70 and 1,429.20 is: 2,142.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.49 : 4,953.70 = 1,429.20 : x
  2. Step 2: Convert to fraction form
    3,304.49/4,953.70 = 1,429.20/x
  3. Step 3: Cross multiply
    3,304.49x = 4,953.70 × 1,429.20
  4. Step 4: Simplify right side
    3,304.49x = 7,079,839.47
  5. Step 5: Solve for x
    x = 7,079,839.47/3,304.49
  6. Step 6: Final answer
    x = 2,142.49

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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.