Home / 3,314.35-4,968.80-1,558.49

Finding the Fourth Proportional to 3,314.35, 4,968.80 and 1,558.49

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Solution

The fourth proportional to 3,314.35, 4,968.80 and 1,558.49 is: 2,336.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.35 : 4,968.80 = 1,558.49 : x
  2. Step 2: Convert to fraction form
    3,314.35/4,968.80 = 1,558.49/x
  3. Step 3: Cross multiply
    3,314.35x = 4,968.80 × 1,558.49
  4. Step 4: Simplify right side
    3,314.35x = 7,743,817.32
  5. Step 5: Solve for x
    x = 7,743,817.32/3,314.35
  6. Step 6: Final answer
    x = 2,336.45

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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.