Home / 3,068.69-4,235.33-1,742.37

Finding the Fourth Proportional to 3,068.69, 4,235.33 and 1,742.37

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Solution

The fourth proportional to 3,068.69, 4,235.33 and 1,742.37 is: 2,404.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.69 : 4,235.33 = 1,742.37 : x
  2. Step 2: Convert to fraction form
    3,068.69/4,235.33 = 1,742.37/x
  3. Step 3: Cross multiply
    3,068.69x = 4,235.33 × 1,742.37
  4. Step 4: Simplify right side
    3,068.69x = 7,379,511.93
  5. Step 5: Solve for x
    x = 7,379,511.93/3,068.69
  6. Step 6: Final answer
    x = 2,404.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.