Home / 3,743.44-5,588.76-2,861.28

Finding the Fourth Proportional to 3,743.44, 5,588.76 and 2,861.28

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Solution

The fourth proportional to 3,743.44, 5,588.76 and 2,861.28 is: 4,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.44 : 5,588.76 = 2,861.28 : x
  2. Step 2: Convert to fraction form
    3,743.44/5,588.76 = 2,861.28/x
  3. Step 3: Cross multiply
    3,743.44x = 5,588.76 × 2,861.28
  4. Step 4: Simplify right side
    3,743.44x = 15,991,007.21
  5. Step 5: Solve for x
    x = 15,991,007.21/3,743.44
  6. Step 6: Final answer
    x = 4,271.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.