Home / 3,541.65-5,310.19-1,692.72

Finding the Fourth Proportional to 3,541.65, 5,310.19 and 1,692.72

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Solution

The fourth proportional to 3,541.65, 5,310.19 and 1,692.72 is: 2,537.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.65 : 5,310.19 = 1,692.72 : x
  2. Step 2: Convert to fraction form
    3,541.65/5,310.19 = 1,692.72/x
  3. Step 3: Cross multiply
    3,541.65x = 5,310.19 × 1,692.72
  4. Step 4: Simplify right side
    3,541.65x = 8,988,666.93
  5. Step 5: Solve for x
    x = 8,988,666.93/3,541.65
  6. Step 6: Final answer
    x = 2,537.99

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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.