Home / 4,203.21-6,304.81-1,281.52

Finding the Fourth Proportional to 4,203.21, 6,304.81 and 1,281.52

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Solution

The fourth proportional to 4,203.21, 6,304.81 and 1,281.52 is: 1,922.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.21 : 6,304.81 = 1,281.52 : x
  2. Step 2: Convert to fraction form
    4,203.21/6,304.81 = 1,281.52/x
  3. Step 3: Cross multiply
    4,203.21x = 6,304.81 × 1,281.52
  4. Step 4: Simplify right side
    4,203.21x = 8,079,721.15
  5. Step 5: Solve for x
    x = 8,079,721.15/4,203.21
  6. Step 6: Final answer
    x = 1,922.27

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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.