Home / 3,091.46-4,267.35-2,094.75

Finding the Fourth Proportional to 3,091.46, 4,267.35 and 2,094.75

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Solution

The fourth proportional to 3,091.46, 4,267.35 and 2,094.75 is: 2,891.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.46 : 4,267.35 = 2,094.75 : x
  2. Step 2: Convert to fraction form
    3,091.46/4,267.35 = 2,094.75/x
  3. Step 3: Cross multiply
    3,091.46x = 4,267.35 × 2,094.75
  4. Step 4: Simplify right side
    3,091.46x = 8,939,031.41
  5. Step 5: Solve for x
    x = 8,939,031.41/3,091.46
  6. Step 6: Final answer
    x = 2,891.53

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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.