Home / 4,070.44-5,613.26-2,809.48

Finding the Fourth Proportional to 4,070.44, 5,613.26 and 2,809.48

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Solution

The fourth proportional to 4,070.44, 5,613.26 and 2,809.48 is: 3,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.44 : 5,613.26 = 2,809.48 : x
  2. Step 2: Convert to fraction form
    4,070.44/5,613.26 = 2,809.48/x
  3. Step 3: Cross multiply
    4,070.44x = 5,613.26 × 2,809.48
  4. Step 4: Simplify right side
    4,070.44x = 15,770,341.70
  5. Step 5: Solve for x
    x = 15,770,341.70/4,070.44
  6. Step 6: Final answer
    x = 3,874.36

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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.