Home / 4,076.68-6,109.08-1,994.44

Finding the Fourth Proportional to 4,076.68, 6,109.08 and 1,994.44

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Solution

The fourth proportional to 4,076.68, 6,109.08 and 1,994.44 is: 2,988.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.68 : 6,109.08 = 1,994.44 : x
  2. Step 2: Convert to fraction form
    4,076.68/6,109.08 = 1,994.44/x
  3. Step 3: Cross multiply
    4,076.68x = 6,109.08 × 1,994.44
  4. Step 4: Simplify right side
    4,076.68x = 12,184,193.52
  5. Step 5: Solve for x
    x = 12,184,193.52/4,076.68
  6. Step 6: Final answer
    x = 2,988.75

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1.5x scale

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.