Home / 3,544.23-5,316.93-1,078.49

Finding the Fourth Proportional to 3,544.23, 5,316.93 and 1,078.49

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Solution

The fourth proportional to 3,544.23, 5,316.93 and 1,078.49 is: 1,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.23 : 5,316.93 = 1,078.49 : x
  2. Step 2: Convert to fraction form
    3,544.23/5,316.93 = 1,078.49/x
  3. Step 3: Cross multiply
    3,544.23x = 5,316.93 × 1,078.49
  4. Step 4: Simplify right side
    3,544.23x = 5,734,229.25
  5. Step 5: Solve for x
    x = 5,734,229.25/3,544.23
  6. Step 6: Final answer
    x = 1,617.91

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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.