Home / 4,517.42-6,776.64-1,230.55

Finding the Fourth Proportional to 4,517.42, 6,776.64 and 1,230.55

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Solution

The fourth proportional to 4,517.42, 6,776.64 and 1,230.55 is: 1,845.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.42 : 6,776.64 = 1,230.55 : x
  2. Step 2: Convert to fraction form
    4,517.42/6,776.64 = 1,230.55/x
  3. Step 3: Cross multiply
    4,517.42x = 6,776.64 × 1,230.55
  4. Step 4: Simplify right side
    4,517.42x = 8,338,977.41
  5. Step 5: Solve for x
    x = 8,338,977.41/4,517.42
  6. Step 6: Final answer
    x = 1,845.96

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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.