Home / 5,751.86-8,628.36-2,054.42

Finding the Fourth Proportional to 5,751.86, 8,628.36 and 2,054.42

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Solution

The fourth proportional to 5,751.86, 8,628.36 and 2,054.42 is: 3,081.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.86 : 8,628.36 = 2,054.42 : x
  2. Step 2: Convert to fraction form
    5,751.86/8,628.36 = 2,054.42/x
  3. Step 3: Cross multiply
    5,751.86x = 8,628.36 × 2,054.42
  4. Step 4: Simplify right side
    5,751.86x = 17,726,275.35
  5. Step 5: Solve for x
    x = 17,726,275.35/5,751.86
  6. Step 6: Final answer
    x = 3,081.83

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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.