Home / 1,839.44-2,538.40-1,093.76

Finding the Fourth Proportional to 1,839.44, 2,538.40 and 1,093.76

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Solution

The fourth proportional to 1,839.44, 2,538.40 and 1,093.76 is: 1,509.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.44 : 2,538.40 = 1,093.76 : x
  2. Step 2: Convert to fraction form
    1,839.44/2,538.40 = 1,093.76/x
  3. Step 3: Cross multiply
    1,839.44x = 2,538.40 × 1,093.76
  4. Step 4: Simplify right side
    1,839.44x = 2,776,400.38
  5. Step 5: Solve for x
    x = 2,776,400.38/1,839.44
  6. Step 6: Final answer
    x = 1,509.37

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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.