Home / 3,676.51-5,500.95-2,190.28

Finding the Fourth Proportional to 3,676.51, 5,500.95 and 2,190.28

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Solution

The fourth proportional to 3,676.51, 5,500.95 and 2,190.28 is: 3,277.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.51 : 5,500.95 = 2,190.28 : x
  2. Step 2: Convert to fraction form
    3,676.51/5,500.95 = 2,190.28/x
  3. Step 3: Cross multiply
    3,676.51x = 5,500.95 × 2,190.28
  4. Step 4: Simplify right side
    3,676.51x = 12,048,620.77
  5. Step 5: Solve for x
    x = 12,048,620.77/3,676.51
  6. Step 6: Final answer
    x = 3,277.19

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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.