Home / 3,087.46-4,259.34-2,092.39

Finding the Fourth Proportional to 3,087.46, 4,259.34 and 2,092.39

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Solution

The fourth proportional to 3,087.46, 4,259.34 and 2,092.39 is: 2,886.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.46 : 4,259.34 = 2,092.39 : x
  2. Step 2: Convert to fraction form
    3,087.46/4,259.34 = 2,092.39/x
  3. Step 3: Cross multiply
    3,087.46x = 4,259.34 × 2,092.39
  4. Step 4: Simplify right side
    3,087.46x = 8,912,200.42
  5. Step 5: Solve for x
    x = 8,912,200.42/3,087.46
  6. Step 6: Final answer
    x = 2,886.58

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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.