Home / 4,728.87-7,094.36-1,442.22

Finding the Fourth Proportional to 4,728.87, 7,094.36 and 1,442.22

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Solution

The fourth proportional to 4,728.87, 7,094.36 and 1,442.22 is: 2,163.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.87 : 7,094.36 = 1,442.22 : x
  2. Step 2: Convert to fraction form
    4,728.87/7,094.36 = 1,442.22/x
  3. Step 3: Cross multiply
    4,728.87x = 7,094.36 × 1,442.22
  4. Step 4: Simplify right side
    4,728.87x = 10,231,640.73
  5. Step 5: Solve for x
    x = 10,231,640.73/4,728.87
  6. Step 6: Final answer
    x = 2,163.65

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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.