Home / 3,306.78-4,563.40-1,814.48

Finding the Fourth Proportional to 3,306.78, 4,563.40 and 1,814.48

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Solution

The fourth proportional to 3,306.78, 4,563.40 and 1,814.48 is: 2,504.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.78 : 4,563.40 = 1,814.48 : x
  2. Step 2: Convert to fraction form
    3,306.78/4,563.40 = 1,814.48/x
  3. Step 3: Cross multiply
    3,306.78x = 4,563.40 × 1,814.48
  4. Step 4: Simplify right side
    3,306.78x = 8,280,198.03
  5. Step 5: Solve for x
    x = 8,280,198.03/3,306.78
  6. Step 6: Final answer
    x = 2,504.01

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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.