Home / 4,159.26-5,740.35-2,668.86

Finding the Fourth Proportional to 4,159.26, 5,740.35 and 2,668.86

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Solution

The fourth proportional to 4,159.26, 5,740.35 and 2,668.86 is: 3,683.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.26 : 5,740.35 = 2,668.86 : x
  2. Step 2: Convert to fraction form
    4,159.26/5,740.35 = 2,668.86/x
  3. Step 3: Cross multiply
    4,159.26x = 5,740.35 × 2,668.86
  4. Step 4: Simplify right side
    4,159.26x = 15,320,190.50
  5. Step 5: Solve for x
    x = 15,320,190.50/4,159.26
  6. Step 6: Final answer
    x = 3,683.39

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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.