Home / 3,193.41-4,408.93-2,186.80

Finding the Fourth Proportional to 3,193.41, 4,408.93 and 2,186.80

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Solution

The fourth proportional to 3,193.41, 4,408.93 and 2,186.80 is: 3,019.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.41 : 4,408.93 = 2,186.80 : x
  2. Step 2: Convert to fraction form
    3,193.41/4,408.93 = 2,186.80/x
  3. Step 3: Cross multiply
    3,193.41x = 4,408.93 × 2,186.80
  4. Step 4: Simplify right side
    3,193.41x = 9,641,448.12
  5. Step 5: Solve for x
    x = 9,641,448.12/3,193.41
  6. Step 6: Final answer
    x = 3,019.17

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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.