Home / 4,204.91-6,307.29-1,431.54

Finding the Fourth Proportional to 4,204.91, 6,307.29 and 1,431.54

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Solution

The fourth proportional to 4,204.91, 6,307.29 and 1,431.54 is: 2,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,204.91 : 6,307.29 = 1,431.54 : x
  2. Step 2: Convert to fraction form
    4,204.91/6,307.29 = 1,431.54/x
  3. Step 3: Cross multiply
    4,204.91x = 6,307.29 × 1,431.54
  4. Step 4: Simplify right side
    4,204.91x = 9,029,137.93
  5. Step 5: Solve for x
    x = 9,029,137.93/4,204.91
  6. Step 6: Final answer
    x = 2,147.29

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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.