Home / 5,879.36-8,104.38-4,387.34

Finding the Fourth Proportional to 5,879.36, 8,104.38 and 4,387.34

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Solution

The fourth proportional to 5,879.36, 8,104.38 and 4,387.34 is: 6,047.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.36 : 8,104.38 = 4,387.34 : x
  2. Step 2: Convert to fraction form
    5,879.36/8,104.38 = 4,387.34/x
  3. Step 3: Cross multiply
    5,879.36x = 8,104.38 × 4,387.34
  4. Step 4: Simplify right side
    5,879.36x = 35,556,670.55
  5. Step 5: Solve for x
    x = 35,556,670.55/5,879.36
  6. Step 6: Final answer
    x = 6,047.71

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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.