Home / 3,237.67-4,857.21-1,289.82

Finding the Fourth Proportional to 3,237.67, 4,857.21 and 1,289.82

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Solution

The fourth proportional to 3,237.67, 4,857.21 and 1,289.82 is: 1,935.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.67 : 4,857.21 = 1,289.82 : x
  2. Step 2: Convert to fraction form
    3,237.67/4,857.21 = 1,289.82/x
  3. Step 3: Cross multiply
    3,237.67x = 4,857.21 × 1,289.82
  4. Step 4: Simplify right side
    3,237.67x = 6,264,926.60
  5. Step 5: Solve for x
    x = 6,264,926.60/3,237.67
  6. Step 6: Final answer
    x = 1,935.01

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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.