Home / 3,476.74-5,211.44-2,160.48

Finding the Fourth Proportional to 3,476.74, 5,211.44 and 2,160.48

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Solution

The fourth proportional to 3,476.74, 5,211.44 and 2,160.48 is: 3,238.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.74 : 5,211.44 = 2,160.48 : x
  2. Step 2: Convert to fraction form
    3,476.74/5,211.44 = 2,160.48/x
  3. Step 3: Cross multiply
    3,476.74x = 5,211.44 × 2,160.48
  4. Step 4: Simplify right side
    3,476.74x = 11,259,211.89
  5. Step 5: Solve for x
    x = 11,259,211.89/3,476.74
  6. Step 6: Final answer
    x = 3,238.44

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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.