Home / 5,054.30-7,581.44-1,356.43

Finding the Fourth Proportional to 5,054.30, 7,581.44 and 1,356.43

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Solution

The fourth proportional to 5,054.30, 7,581.44 and 1,356.43 is: 2,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.30 : 7,581.44 = 1,356.43 : x
  2. Step 2: Convert to fraction form
    5,054.30/7,581.44 = 1,356.43/x
  3. Step 3: Cross multiply
    5,054.30x = 7,581.44 × 1,356.43
  4. Step 4: Simplify right side
    5,054.30x = 10,283,692.66
  5. Step 5: Solve for x
    x = 10,283,692.66/5,054.30
  6. Step 6: Final answer
    x = 2,034.64

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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.