Home / 4,405.68-6,608.52-1,119.02

Finding the Fourth Proportional to 4,405.68, 6,608.52 and 1,119.02

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Solution

The fourth proportional to 4,405.68, 6,608.52 and 1,119.02 is: 1,678.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.68 : 6,608.52 = 1,119.02 : x
  2. Step 2: Convert to fraction form
    4,405.68/6,608.52 = 1,119.02/x
  3. Step 3: Cross multiply
    4,405.68x = 6,608.52 × 1,119.02
  4. Step 4: Simplify right side
    4,405.68x = 7,395,066.05
  5. Step 5: Solve for x
    x = 7,395,066.05/4,405.68
  6. Step 6: Final answer
    x = 1,678.53

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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.