Home / 4,470.42-6,147.30-3,879.93

Finding the Fourth Proportional to 4,470.42, 6,147.30 and 3,879.93

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Solution

The fourth proportional to 4,470.42, 6,147.30 and 3,879.93 is: 5,335.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.42 : 6,147.30 = 3,879.93 : x
  2. Step 2: Convert to fraction form
    4,470.42/6,147.30 = 3,879.93/x
  3. Step 3: Cross multiply
    4,470.42x = 6,147.30 × 3,879.93
  4. Step 4: Simplify right side
    4,470.42x = 23,851,093.69
  5. Step 5: Solve for x
    x = 23,851,093.69/4,470.42
  6. Step 6: Final answer
    x = 5,335.31

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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.