Home / 3,409.53-4,703.56-2,214.43

Finding the Fourth Proportional to 3,409.53, 4,703.56 and 2,214.43

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Solution

The fourth proportional to 3,409.53, 4,703.56 and 2,214.43 is: 3,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.53 : 4,703.56 = 2,214.43 : x
  2. Step 2: Convert to fraction form
    3,409.53/4,703.56 = 2,214.43/x
  3. Step 3: Cross multiply
    3,409.53x = 4,703.56 × 2,214.43
  4. Step 4: Simplify right side
    3,409.53x = 10,415,687.08
  5. Step 5: Solve for x
    x = 10,415,687.08/3,409.53
  6. Step 6: Final answer
    x = 3,054.88

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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.