Home / 3,477.18-5,214.20-2,072.26

Finding the Fourth Proportional to 3,477.18, 5,214.20 and 2,072.26

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Solution

The fourth proportional to 3,477.18, 5,214.20 and 2,072.26 is: 3,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.18 : 5,214.20 = 2,072.26 : x
  2. Step 2: Convert to fraction form
    3,477.18/5,214.20 = 2,072.26/x
  3. Step 3: Cross multiply
    3,477.18x = 5,214.20 × 2,072.26
  4. Step 4: Simplify right side
    3,477.18x = 10,805,170.24
  5. Step 5: Solve for x
    x = 10,805,170.24/3,477.18
  6. Step 6: Final answer
    x = 3,107.45

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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.