Home / 5,408.02-8,112.41-2,284.93

Finding the Fourth Proportional to 5,408.02, 8,112.41 and 2,284.93

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Solution

The fourth proportional to 5,408.02, 8,112.41 and 2,284.93 is: 3,427.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.02 : 8,112.41 = 2,284.93 : x
  2. Step 2: Convert to fraction form
    5,408.02/8,112.41 = 2,284.93/x
  3. Step 3: Cross multiply
    5,408.02x = 8,112.41 × 2,284.93
  4. Step 4: Simplify right side
    5,408.02x = 18,536,297.84
  5. Step 5: Solve for x
    x = 18,536,297.84/5,408.02
  6. Step 6: Final answer
    x = 3,427.56

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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.