Home / 3,056.56-4,579.74-2,942.80

Finding the Fourth Proportional to 3,056.56, 4,579.74 and 2,942.80

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Solution

The fourth proportional to 3,056.56, 4,579.74 and 2,942.80 is: 4,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.56 : 4,579.74 = 2,942.80 : x
  2. Step 2: Convert to fraction form
    3,056.56/4,579.74 = 2,942.80/x
  3. Step 3: Cross multiply
    3,056.56x = 4,579.74 × 2,942.80
  4. Step 4: Simplify right side
    3,056.56x = 13,477,258.87
  5. Step 5: Solve for x
    x = 13,477,258.87/3,056.56
  6. Step 6: Final answer
    x = 4,409.29

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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.