Home / 3,161.58-4,363.17-1,764.42

Finding the Fourth Proportional to 3,161.58, 4,363.17 and 1,764.42

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Solution

The fourth proportional to 3,161.58, 4,363.17 and 1,764.42 is: 2,435.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.58 : 4,363.17 = 1,764.42 : x
  2. Step 2: Convert to fraction form
    3,161.58/4,363.17 = 1,764.42/x
  3. Step 3: Cross multiply
    3,161.58x = 4,363.17 × 1,764.42
  4. Step 4: Simplify right side
    3,161.58x = 7,698,464.41
  5. Step 5: Solve for x
    x = 7,698,464.41/3,161.58
  6. Step 6: Final answer
    x = 2,435.01

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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.