Home / 1,635.65-2,453.26-968.94

Finding the Fourth Proportional to 1,635.65, 2,453.26 and 968.94

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Solution

The fourth proportional to 1,635.65, 2,453.26 and 968.94 is: 1,453.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.65 : 2,453.26 = 968.94 : x
  2. Step 2: Convert to fraction form
    1,635.65/2,453.26 = 968.94/x
  3. Step 3: Cross multiply
    1,635.65x = 2,453.26 × 968.94
  4. Step 4: Simplify right side
    1,635.65x = 2,377,061.74
  5. Step 5: Solve for x
    x = 2,377,061.74/1,635.65
  6. Step 6: Final answer
    x = 1,453.28

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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.