Home / 2,423.80-3,635.70-2,236.60

Finding the Fourth Proportional to 2,423.80, 3,635.70 and 2,236.60

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Solution

The fourth proportional to 2,423.80, 3,635.70 and 2,236.60 is: 3,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.80 : 3,635.70 = 2,236.60 : x
  2. Step 2: Convert to fraction form
    2,423.80/3,635.70 = 2,236.60/x
  3. Step 3: Cross multiply
    2,423.80x = 3,635.70 × 2,236.60
  4. Step 4: Simplify right side
    2,423.80x = 8,131,606.62
  5. Step 5: Solve for x
    x = 8,131,606.62/2,423.80
  6. Step 6: Final answer
    x = 3,354.90

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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.