Home / 4,069.60-6,091.44-2,119.12

Finding the Fourth Proportional to 4,069.60, 6,091.44 and 2,119.12

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Solution

The fourth proportional to 4,069.60, 6,091.44 and 2,119.12 is: 3,171.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.60 : 6,091.44 = 2,119.12 : x
  2. Step 2: Convert to fraction form
    4,069.60/6,091.44 = 2,119.12/x
  3. Step 3: Cross multiply
    4,069.60x = 6,091.44 × 2,119.12
  4. Step 4: Simplify right side
    4,069.60x = 12,908,492.33
  5. Step 5: Solve for x
    x = 12,908,492.33/4,069.60
  6. Step 6: Final answer
    x = 3,171.93

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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.