Home / 4,405.58-6,608.48-1,118.93

Finding the Fourth Proportional to 4,405.58, 6,608.48 and 1,118.93

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Solution

The fourth proportional to 4,405.58, 6,608.48 and 1,118.93 is: 1,678.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.58 : 6,608.48 = 1,118.93 : x
  2. Step 2: Convert to fraction form
    4,405.58/6,608.48 = 1,118.93/x
  3. Step 3: Cross multiply
    4,405.58x = 6,608.48 × 1,118.93
  4. Step 4: Simplify right side
    4,405.58x = 7,394,426.53
  5. Step 5: Solve for x
    x = 7,394,426.53/4,405.58
  6. Step 6: Final answer
    x = 1,678.42

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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.