Home / 3,080.48-4,270.60-2,914.22

Finding the Fourth Proportional to 3,080.48, 4,270.60 and 2,914.22

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Solution

The fourth proportional to 3,080.48, 4,270.60 and 2,914.22 is: 4,040.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.48 : 4,270.60 = 2,914.22 : x
  2. Step 2: Convert to fraction form
    3,080.48/4,270.60 = 2,914.22/x
  3. Step 3: Cross multiply
    3,080.48x = 4,270.60 × 2,914.22
  4. Step 4: Simplify right side
    3,080.48x = 12,445,467.93
  5. Step 5: Solve for x
    x = 12,445,467.93/3,080.48
  6. Step 6: Final answer
    x = 4,040.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.