Home / 4,213.70-5,814.78-2,350.70

Finding the Fourth Proportional to 4,213.70, 5,814.78 and 2,350.70

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Solution

The fourth proportional to 4,213.70, 5,814.78 and 2,350.70 is: 3,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.70 : 5,814.78 = 2,350.70 : x
  2. Step 2: Convert to fraction form
    4,213.70/5,814.78 = 2,350.70/x
  3. Step 3: Cross multiply
    4,213.70x = 5,814.78 × 2,350.70
  4. Step 4: Simplify right side
    4,213.70x = 13,668,803.35
  5. Step 5: Solve for x
    x = 13,668,803.35/4,213.70
  6. Step 6: Final answer
    x = 3,243.90

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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.