Home / 2,225.44-3,338.13-926.60

Finding the Fourth Proportional to 2,225.44, 3,338.13 and 926.60

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Solution

The fourth proportional to 2,225.44, 3,338.13 and 926.60 is: 1,389.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.44 : 3,338.13 = 926.60 : x
  2. Step 2: Convert to fraction form
    2,225.44/3,338.13 = 926.60/x
  3. Step 3: Cross multiply
    2,225.44x = 3,338.13 × 926.60
  4. Step 4: Simplify right side
    2,225.44x = 3,093,111.26
  5. Step 5: Solve for x
    x = 3,093,111.26/2,225.44
  6. Step 6: Final answer
    x = 1,389.89

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1.5x scale

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.