Home / 3,633.58-5,013.57-2,140.95

Finding the Fourth Proportional to 3,633.58, 5,013.57 and 2,140.95

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Solution

The fourth proportional to 3,633.58, 5,013.57 and 2,140.95 is: 2,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.58 : 5,013.57 = 2,140.95 : x
  2. Step 2: Convert to fraction form
    3,633.58/5,013.57 = 2,140.95/x
  3. Step 3: Cross multiply
    3,633.58x = 5,013.57 × 2,140.95
  4. Step 4: Simplify right side
    3,633.58x = 10,733,777.62
  5. Step 5: Solve for x
    x = 10,733,777.62/3,633.58
  6. Step 6: Final answer
    x = 2,954.05

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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.