Home / 2,336.25-3,505.71-1,240.62

Finding the Fourth Proportional to 2,336.25, 3,505.71 and 1,240.62

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Solution

The fourth proportional to 2,336.25, 3,505.71 and 1,240.62 is: 1,861.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.25 : 3,505.71 = 1,240.62 : x
  2. Step 2: Convert to fraction form
    2,336.25/3,505.71 = 1,240.62/x
  3. Step 3: Cross multiply
    2,336.25x = 3,505.71 × 1,240.62
  4. Step 4: Simplify right side
    2,336.25x = 4,349,253.94
  5. Step 5: Solve for x
    x = 4,349,253.94/2,336.25
  6. Step 6: Final answer
    x = 1,861.64

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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.