Home / 4,093.80-5,648.45-2,391.34

Finding the Fourth Proportional to 4,093.80, 5,648.45 and 2,391.34

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Solution

The fourth proportional to 4,093.80, 5,648.45 and 2,391.34 is: 3,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,093.80 : 5,648.45 = 2,391.34 : x
  2. Step 2: Convert to fraction form
    4,093.80/5,648.45 = 2,391.34/x
  3. Step 3: Cross multiply
    4,093.80x = 5,648.45 × 2,391.34
  4. Step 4: Simplify right side
    4,093.80x = 13,507,356.28
  5. Step 5: Solve for x
    x = 13,507,356.28/4,093.80
  6. Step 6: Final answer
    x = 3,299.47

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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.