Home / 5,451.73-8,177.60-1,754.28

Finding the Fourth Proportional to 5,451.73, 8,177.60 and 1,754.28

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Solution

The fourth proportional to 5,451.73, 8,177.60 and 1,754.28 is: 2,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.73 : 8,177.60 = 1,754.28 : x
  2. Step 2: Convert to fraction form
    5,451.73/8,177.60 = 1,754.28/x
  3. Step 3: Cross multiply
    5,451.73x = 8,177.60 × 1,754.28
  4. Step 4: Simplify right side
    5,451.73x = 14,345,804.51
  5. Step 5: Solve for x
    x = 14,345,804.51/5,451.73
  6. Step 6: Final answer
    x = 2,631.42

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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.