Home / 5,857.06-8,771.37-3,220.54

Finding the Fourth Proportional to 5,857.06, 8,771.37 and 3,220.54

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Solution

The fourth proportional to 5,857.06, 8,771.37 and 3,220.54 is: 4,822.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857.06 : 8,771.37 = 3,220.54 : x
  2. Step 2: Convert to fraction form
    5,857.06/8,771.37 = 3,220.54/x
  3. Step 3: Cross multiply
    5,857.06x = 8,771.37 × 3,220.54
  4. Step 4: Simplify right side
    5,857.06x = 28,248,547.94
  5. Step 5: Solve for x
    x = 28,248,547.94/5,857.06
  6. Step 6: Final answer
    x = 4,822.99

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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.