Home / 5,873.53-8,105.98-3,221.45

Finding the Fourth Proportional to 5,873.53, 8,105.98 and 3,221.45

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Solution

The fourth proportional to 5,873.53, 8,105.98 and 3,221.45 is: 4,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.53 : 8,105.98 = 3,221.45 : x
  2. Step 2: Convert to fraction form
    5,873.53/8,105.98 = 3,221.45/x
  3. Step 3: Cross multiply
    5,873.53x = 8,105.98 × 3,221.45
  4. Step 4: Simplify right side
    5,873.53x = 26,113,021.48
  5. Step 5: Solve for x
    x = 26,113,021.48/5,873.53
  6. Step 6: Final answer
    x = 4,445.88

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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.