Home / 5,477.96-8,205.42-2,558.60

Finding the Fourth Proportional to 5,477.96, 8,205.42 and 2,558.60

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Solution

The fourth proportional to 5,477.96, 8,205.42 and 2,558.60 is: 3,832.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.96 : 8,205.42 = 2,558.60 : x
  2. Step 2: Convert to fraction form
    5,477.96/8,205.42 = 2,558.60/x
  3. Step 3: Cross multiply
    5,477.96x = 8,205.42 × 2,558.60
  4. Step 4: Simplify right side
    5,477.96x = 20,994,387.61
  5. Step 5: Solve for x
    x = 20,994,387.61/5,477.96
  6. Step 6: Final answer
    x = 3,832.52

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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.