Home / 4,324.23-6,486.75-2,603.79

Finding the Fourth Proportional to 4,324.23, 6,486.75 and 2,603.79

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Solution

The fourth proportional to 4,324.23, 6,486.75 and 2,603.79 is: 3,905.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324.23 : 6,486.75 = 2,603.79 : x
  2. Step 2: Convert to fraction form
    4,324.23/6,486.75 = 2,603.79/x
  3. Step 3: Cross multiply
    4,324.23x = 6,486.75 × 2,603.79
  4. Step 4: Simplify right side
    4,324.23x = 16,890,134.78
  5. Step 5: Solve for x
    x = 16,890,134.78/4,324.23
  6. Step 6: Final answer
    x = 3,905.93

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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.