Home / 3,385.89-5,077.49-1,304.74

Finding the Fourth Proportional to 3,385.89, 5,077.49 and 1,304.74

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Solution

The fourth proportional to 3,385.89, 5,077.49 and 1,304.74 is: 1,956.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.89 : 5,077.49 = 1,304.74 : x
  2. Step 2: Convert to fraction form
    3,385.89/5,077.49 = 1,304.74/x
  3. Step 3: Cross multiply
    3,385.89x = 5,077.49 × 1,304.74
  4. Step 4: Simplify right side
    3,385.89x = 6,624,785.09
  5. Step 5: Solve for x
    x = 6,624,785.09/3,385.89
  6. Step 6: Final answer
    x = 1,956.59

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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.