Home / 5,365.37-8,051.22-2,078.30

Finding the Fourth Proportional to 5,365.37, 8,051.22 and 2,078.30

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Solution

The fourth proportional to 5,365.37, 8,051.22 and 2,078.30 is: 3,118.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.37 : 8,051.22 = 2,078.30 : x
  2. Step 2: Convert to fraction form
    5,365.37/8,051.22 = 2,078.30/x
  3. Step 3: Cross multiply
    5,365.37x = 8,051.22 × 2,078.30
  4. Step 4: Simplify right side
    5,365.37x = 16,732,850.53
  5. Step 5: Solve for x
    x = 16,732,850.53/5,365.37
  6. Step 6: Final answer
    x = 3,118.68

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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.