Home / 4,517.55-6,776.28-1,230.60

Finding the Fourth Proportional to 4,517.55, 6,776.28 and 1,230.60

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Solution

The fourth proportional to 4,517.55, 6,776.28 and 1,230.60 is: 1,845.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.55 : 6,776.28 = 1,230.60 : x
  2. Step 2: Convert to fraction form
    4,517.55/6,776.28 = 1,230.60/x
  3. Step 3: Cross multiply
    4,517.55x = 6,776.28 × 1,230.60
  4. Step 4: Simplify right side
    4,517.55x = 8,338,890.17
  5. Step 5: Solve for x
    x = 8,338,890.17/4,517.55
  6. Step 6: Final answer
    x = 1,845.89

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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.