Home / 3,306.78-4,563.45-1,814.70

Finding the Fourth Proportional to 3,306.78, 4,563.45 and 1,814.70

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Solution

The fourth proportional to 3,306.78, 4,563.45 and 1,814.70 is: 2,504.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.78 : 4,563.45 = 1,814.70 : x
  2. Step 2: Convert to fraction form
    3,306.78/4,563.45 = 1,814.70/x
  3. Step 3: Cross multiply
    3,306.78x = 4,563.45 × 1,814.70
  4. Step 4: Simplify right side
    3,306.78x = 8,281,292.72
  5. Step 5: Solve for x
    x = 8,281,292.72/3,306.78
  6. Step 6: Final answer
    x = 2,504.34

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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.