Home / 5,459.41-7,533.82-3,221.43

Finding the Fourth Proportional to 5,459.41, 7,533.82 and 3,221.43

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Solution

The fourth proportional to 5,459.41, 7,533.82 and 3,221.43 is: 4,445.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.41 : 7,533.82 = 3,221.43 : x
  2. Step 2: Convert to fraction form
    5,459.41/7,533.82 = 3,221.43/x
  3. Step 3: Cross multiply
    5,459.41x = 7,533.82 × 3,221.43
  4. Step 4: Simplify right side
    5,459.41x = 24,269,673.76
  5. Step 5: Solve for x
    x = 24,269,673.76/5,459.41
  6. Step 6: Final answer
    x = 4,445.48

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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.