Home / 4,324.19-6,487.49-1,692.09

Finding the Fourth Proportional to 4,324.19, 6,487.49 and 1,692.09

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Solution

The fourth proportional to 4,324.19, 6,487.49 and 1,692.09 is: 2,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324.19 : 6,487.49 = 1,692.09 : x
  2. Step 2: Convert to fraction form
    4,324.19/6,487.49 = 1,692.09/x
  3. Step 3: Cross multiply
    4,324.19x = 6,487.49 × 1,692.09
  4. Step 4: Simplify right side
    4,324.19x = 10,977,421.18
  5. Step 5: Solve for x
    x = 10,977,421.18/4,324.19
  6. Step 6: Final answer
    x = 2,538.61

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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.