Home / 2,674.50-3,692.62-1,666.61

Finding the Fourth Proportional to 2,674.50, 3,692.62 and 1,666.61

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Solution

The fourth proportional to 2,674.50, 3,692.62 and 1,666.61 is: 2,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.50 : 3,692.62 = 1,666.61 : x
  2. Step 2: Convert to fraction form
    2,674.50/3,692.62 = 1,666.61/x
  3. Step 3: Cross multiply
    2,674.50x = 3,692.62 × 1,666.61
  4. Step 4: Simplify right side
    2,674.50x = 6,154,143.58
  5. Step 5: Solve for x
    x = 6,154,143.58/2,674.50
  6. Step 6: Final answer
    x = 2,301.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.