Home / 5,457.21-8,183.55-3,374.16

Finding the Fourth Proportional to 5,457.21, 8,183.55 and 3,374.16

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Solution

The fourth proportional to 5,457.21, 8,183.55 and 3,374.16 is: 5,059.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.21 : 8,183.55 = 3,374.16 : x
  2. Step 2: Convert to fraction form
    5,457.21/8,183.55 = 3,374.16/x
  3. Step 3: Cross multiply
    5,457.21x = 8,183.55 × 3,374.16
  4. Step 4: Simplify right side
    5,457.21x = 27,612,607.07
  5. Step 5: Solve for x
    x = 27,612,607.07/5,457.21
  6. Step 6: Final answer
    x = 5,059.84

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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.