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Finding the Fourth Proportional to 2,453.14, 3,680.32 and 893.99

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Solution

The fourth proportional to 2,453.14, 3,680.32 and 893.99 is: 1,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.14 : 3,680.32 = 893.99 : x
  2. Step 2: Convert to fraction form
    2,453.14/3,680.32 = 893.99/x
  3. Step 3: Cross multiply
    2,453.14x = 3,680.32 × 893.99
  4. Step 4: Simplify right side
    2,453.14x = 3,290,176.24
  5. Step 5: Solve for x
    x = 3,290,176.24/2,453.14
  6. Step 6: Final answer
    x = 1,341.21

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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.