Home / 5,612.90-7,745.48-3,094.54

Finding the Fourth Proportional to 5,612.90, 7,745.48 and 3,094.54

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Solution

The fourth proportional to 5,612.90, 7,745.48 and 3,094.54 is: 4,270.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.90 : 7,745.48 = 3,094.54 : x
  2. Step 2: Convert to fraction form
    5,612.90/7,745.48 = 3,094.54/x
  3. Step 3: Cross multiply
    5,612.90x = 7,745.48 × 3,094.54
  4. Step 4: Simplify right side
    5,612.90x = 23,968,697.68
  5. Step 5: Solve for x
    x = 23,968,697.68/5,612.90
  6. Step 6: Final answer
    x = 4,270.29

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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.