Home / 3,118.50-4,297.60-2,232.77

Finding the Fourth Proportional to 3,118.50, 4,297.60 and 2,232.77

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Solution

The fourth proportional to 3,118.50, 4,297.60 and 2,232.77 is: 3,076.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.50 : 4,297.60 = 2,232.77 : x
  2. Step 2: Convert to fraction form
    3,118.50/4,297.60 = 2,232.77/x
  3. Step 3: Cross multiply
    3,118.50x = 4,297.60 × 2,232.77
  4. Step 4: Simplify right side
    3,118.50x = 9,595,552.35
  5. Step 5: Solve for x
    x = 9,595,552.35/3,118.50
  6. Step 6: Final answer
    x = 3,076.98

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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.