Home / 4,515.74-6,773.64-1,228.83

Finding the Fourth Proportional to 4,515.74, 6,773.64 and 1,228.83

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Solution

The fourth proportional to 4,515.74, 6,773.64 and 1,228.83 is: 1,843.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.74 : 6,773.64 = 1,228.83 : x
  2. Step 2: Convert to fraction form
    4,515.74/6,773.64 = 1,228.83/x
  3. Step 3: Cross multiply
    4,515.74x = 6,773.64 × 1,228.83
  4. Step 4: Simplify right side
    4,515.74x = 8,323,652.04
  5. Step 5: Solve for x
    x = 8,323,652.04/4,515.74
  6. Step 6: Final answer
    x = 1,843.25

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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.