Home / 4,362.56-6,019.60-2,791.20

Finding the Fourth Proportional to 4,362.56, 6,019.60 and 2,791.20

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Solution

The fourth proportional to 4,362.56, 6,019.60 and 2,791.20 is: 3,851.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,362.56 : 6,019.60 = 2,791.20 : x
  2. Step 2: Convert to fraction form
    4,362.56/6,019.60 = 2,791.20/x
  3. Step 3: Cross multiply
    4,362.56x = 6,019.60 × 2,791.20
  4. Step 4: Simplify right side
    4,362.56x = 16,801,907.52
  5. Step 5: Solve for x
    x = 16,801,907.52/4,362.56
  6. Step 6: Final answer
    x = 3,851.39

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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.