Home / 4,160.80-5,741.95-2,272.43

Finding the Fourth Proportional to 4,160.80, 5,741.95 and 2,272.43

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Solution

The fourth proportional to 4,160.80, 5,741.95 and 2,272.43 is: 3,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.80 : 5,741.95 = 2,272.43 : x
  2. Step 2: Convert to fraction form
    4,160.80/5,741.95 = 2,272.43/x
  3. Step 3: Cross multiply
    4,160.80x = 5,741.95 × 2,272.43
  4. Step 4: Simplify right side
    4,160.80x = 13,048,189.61
  5. Step 5: Solve for x
    x = 13,048,189.61/4,160.80
  6. Step 6: Final answer
    x = 3,135.98

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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.