Home / 3,500.75-4,830.97-1,907.41

Finding the Fourth Proportional to 3,500.75, 4,830.97 and 1,907.41

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Solution

The fourth proportional to 3,500.75, 4,830.97 and 1,907.41 is: 2,632.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.75 : 4,830.97 = 1,907.41 : x
  2. Step 2: Convert to fraction form
    3,500.75/4,830.97 = 1,907.41/x
  3. Step 3: Cross multiply
    3,500.75x = 4,830.97 × 1,907.41
  4. Step 4: Simplify right side
    3,500.75x = 9,214,655.94
  5. Step 5: Solve for x
    x = 9,214,655.94/3,500.75
  6. Step 6: Final answer
    x = 2,632.19

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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.