Home / 3,907.17-5,391.77-2,334.33

Finding the Fourth Proportional to 3,907.17, 5,391.77 and 2,334.33

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Solution

The fourth proportional to 3,907.17, 5,391.77 and 2,334.33 is: 3,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.17 : 5,391.77 = 2,334.33 : x
  2. Step 2: Convert to fraction form
    3,907.17/5,391.77 = 2,334.33/x
  3. Step 3: Cross multiply
    3,907.17x = 5,391.77 × 2,334.33
  4. Step 4: Simplify right side
    3,907.17x = 12,586,158.79
  5. Step 5: Solve for x
    x = 12,586,158.79/3,907.17
  6. Step 6: Final answer
    x = 3,221.30

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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.