Home / 3,092.12-4,267.68-1,897.55

Finding the Fourth Proportional to 3,092.12, 4,267.68 and 1,897.55

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Solution

The fourth proportional to 3,092.12, 4,267.68 and 1,897.55 is: 2,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.12 : 4,267.68 = 1,897.55 : x
  2. Step 2: Convert to fraction form
    3,092.12/4,267.68 = 1,897.55/x
  3. Step 3: Cross multiply
    3,092.12x = 4,267.68 × 1,897.55
  4. Step 4: Simplify right side
    3,092.12x = 8,098,114.85
  5. Step 5: Solve for x
    x = 8,098,114.85/3,092.12
  6. Step 6: Final answer
    x = 2,618.96

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1.5x scale

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.