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Finding the Fourth Proportional to 3,473.74, 4,795.31 and 2,216.45

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Solution

The fourth proportional to 3,473.74, 4,795.31 and 2,216.45 is: 3,059.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.74 : 4,795.31 = 2,216.45 : x
  2. Step 2: Convert to fraction form
    3,473.74/4,795.31 = 2,216.45/x
  3. Step 3: Cross multiply
    3,473.74x = 4,795.31 × 2,216.45
  4. Step 4: Simplify right side
    3,473.74x = 10,628,553.77
  5. Step 5: Solve for x
    x = 10,628,553.77/3,473.74
  6. Step 6: Final answer
    x = 3,059.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.