Home / 4,203.36-6,305.05-1,281.65

Finding the Fourth Proportional to 4,203.36, 6,305.05 and 1,281.65

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Solution

The fourth proportional to 4,203.36, 6,305.05 and 1,281.65 is: 1,922.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.36 : 6,305.05 = 1,281.65 : x
  2. Step 2: Convert to fraction form
    4,203.36/6,305.05 = 1,281.65/x
  3. Step 3: Cross multiply
    4,203.36x = 6,305.05 × 1,281.65
  4. Step 4: Simplify right side
    4,203.36x = 8,080,832.60
  5. Step 5: Solve for x
    x = 8,080,832.60/4,203.36
  6. Step 6: Final answer
    x = 1,922.47

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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.