Home / 3,409.60-5,114.40-2,833.60

Finding the Fourth Proportional to 3,409.60, 5,114.40 and 2,833.60

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Solution

The fourth proportional to 3,409.60, 5,114.40 and 2,833.60 is: 4,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.60 : 5,114.40 = 2,833.60 : x
  2. Step 2: Convert to fraction form
    3,409.60/5,114.40 = 2,833.60/x
  3. Step 3: Cross multiply
    3,409.60x = 5,114.40 × 2,833.60
  4. Step 4: Simplify right side
    3,409.60x = 14,492,163.84
  5. Step 5: Solve for x
    x = 14,492,163.84/3,409.60
  6. Step 6: Final answer
    x = 4,250.40

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Similar ratio
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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.