Home / 2,245.77-3,367.55-1,357.22

Finding the Fourth Proportional to 2,245.77, 3,367.55 and 1,357.22

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Solution

The fourth proportional to 2,245.77, 3,367.55 and 1,357.22 is: 2,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.77 : 3,367.55 = 1,357.22 : x
  2. Step 2: Convert to fraction form
    2,245.77/3,367.55 = 1,357.22/x
  3. Step 3: Cross multiply
    2,245.77x = 3,367.55 × 1,357.22
  4. Step 4: Simplify right side
    2,245.77x = 4,570,482.59
  5. Step 5: Solve for x
    x = 4,570,482.59/2,245.77
  6. Step 6: Final answer
    x = 2,035.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.