Home / 4,160.44-5,740.96-2,391.72

Finding the Fourth Proportional to 4,160.44, 5,740.96 and 2,391.72

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Solution

The fourth proportional to 4,160.44, 5,740.96 and 2,391.72 is: 3,300.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.44 : 5,740.96 = 2,391.72 : x
  2. Step 2: Convert to fraction form
    4,160.44/5,740.96 = 2,391.72/x
  3. Step 3: Cross multiply
    4,160.44x = 5,740.96 × 2,391.72
  4. Step 4: Simplify right side
    4,160.44x = 13,730,768.85
  5. Step 5: Solve for x
    x = 13,730,768.85/4,160.44
  6. Step 6: Final answer
    x = 3,300.32

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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.