Home / 5,556.44-8,335.34-1,861.32

Finding the Fourth Proportional to 5,556.44, 8,335.34 and 1,861.32

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Solution

The fourth proportional to 5,556.44, 8,335.34 and 1,861.32 is: 2,792.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.44 : 8,335.34 = 1,861.32 : x
  2. Step 2: Convert to fraction form
    5,556.44/8,335.34 = 1,861.32/x
  3. Step 3: Cross multiply
    5,556.44x = 8,335.34 × 1,861.32
  4. Step 4: Simplify right side
    5,556.44x = 15,514,735.05
  5. Step 5: Solve for x
    x = 15,514,735.05/5,556.44
  6. Step 6: Final answer
    x = 2,792.21

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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.