Home / 4,515.17-6,771.22-1,394.75

Finding the Fourth Proportional to 4,515.17, 6,771.22 and 1,394.75

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Solution

The fourth proportional to 4,515.17, 6,771.22 and 1,394.75 is: 2,091.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.17 : 6,771.22 = 1,394.75 : x
  2. Step 2: Convert to fraction form
    4,515.17/6,771.22 = 1,394.75/x
  3. Step 3: Cross multiply
    4,515.17x = 6,771.22 × 1,394.75
  4. Step 4: Simplify right side
    4,515.17x = 9,444,172.54
  5. Step 5: Solve for x
    x = 9,444,172.54/4,515.17
  6. Step 6: Final answer
    x = 2,091.66

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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.