Home / 4,419.05-6,628.43-1,132.18

Finding the Fourth Proportional to 4,419.05, 6,628.43 and 1,132.18

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Solution

The fourth proportional to 4,419.05, 6,628.43 and 1,132.18 is: 1,698.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.05 : 6,628.43 = 1,132.18 : x
  2. Step 2: Convert to fraction form
    4,419.05/6,628.43 = 1,132.18/x
  3. Step 3: Cross multiply
    4,419.05x = 6,628.43 × 1,132.18
  4. Step 4: Simplify right side
    4,419.05x = 7,504,537.07
  5. Step 5: Solve for x
    x = 7,504,537.07/4,419.05
  6. Step 6: Final answer
    x = 1,698.22

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1.5x scale

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.