Home / 4,388.80-6,056.56-2,399.30

Finding the Fourth Proportional to 4,388.80, 6,056.56 and 2,399.30

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Solution

The fourth proportional to 4,388.80, 6,056.56 and 2,399.30 is: 3,311.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.80 : 6,056.56 = 2,399.30 : x
  2. Step 2: Convert to fraction form
    4,388.80/6,056.56 = 2,399.30/x
  3. Step 3: Cross multiply
    4,388.80x = 6,056.56 × 2,399.30
  4. Step 4: Simplify right side
    4,388.80x = 14,531,504.41
  5. Step 5: Solve for x
    x = 14,531,504.41/4,388.80
  6. Step 6: Final answer
    x = 3,311.04

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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.