Home / 3,526.26-5,289.27-1,678.26

Finding the Fourth Proportional to 3,526.26, 5,289.27 and 1,678.26

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Solution

The fourth proportional to 3,526.26, 5,289.27 and 1,678.26 is: 2,517.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.26 : 5,289.27 = 1,678.26 : x
  2. Step 2: Convert to fraction form
    3,526.26/5,289.27 = 1,678.26/x
  3. Step 3: Cross multiply
    3,526.26x = 5,289.27 × 1,678.26
  4. Step 4: Simplify right side
    3,526.26x = 8,876,770.27
  5. Step 5: Solve for x
    x = 8,876,770.27/3,526.26
  6. Step 6: Final answer
    x = 2,517.33

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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.