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Finding the Fourth Proportional to 2,941.24, 4,412.50 and 993.36

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Solution

The fourth proportional to 2,941.24, 4,412.50 and 993.36 is: 1,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.24 : 4,412.50 = 993.36 : x
  2. Step 2: Convert to fraction form
    2,941.24/4,412.50 = 993.36/x
  3. Step 3: Cross multiply
    2,941.24x = 4,412.50 × 993.36
  4. Step 4: Simplify right side
    2,941.24x = 4,383,201
  5. Step 5: Solve for x
    x = 4,383,201/2,941.24
  6. Step 6: Final answer
    x = 1,490.26

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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.