Home / 3,473.88-5,211.23-2,175.45

Finding the Fourth Proportional to 3,473.88, 5,211.23 and 2,175.45

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Solution

The fourth proportional to 3,473.88, 5,211.23 and 2,175.45 is: 3,263.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.88 : 5,211.23 = 2,175.45 : x
  2. Step 2: Convert to fraction form
    3,473.88/5,211.23 = 2,175.45/x
  3. Step 3: Cross multiply
    3,473.88x = 5,211.23 × 2,175.45
  4. Step 4: Simplify right side
    3,473.88x = 11,336,775.74
  5. Step 5: Solve for x
    x = 11,336,775.74/3,473.88
  6. Step 6: Final answer
    x = 3,263.43

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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.