Home / 5,873.55-8,105.74-3,221.06

Finding the Fourth Proportional to 5,873.55, 8,105.74 and 3,221.06

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Solution

The fourth proportional to 5,873.55, 8,105.74 and 3,221.06 is: 4,445.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.55 : 8,105.74 = 3,221.06 : x
  2. Step 2: Convert to fraction form
    5,873.55/8,105.74 = 3,221.06/x
  3. Step 3: Cross multiply
    5,873.55x = 8,105.74 × 3,221.06
  4. Step 4: Simplify right side
    5,873.55x = 26,109,018.25
  5. Step 5: Solve for x
    x = 26,109,018.25/5,873.55
  6. Step 6: Final answer
    x = 4,445.19

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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.