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Finding the Fourth Proportional to 3,364, 5,044.24 and 1,513.52

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Solution

The fourth proportional to 3,364, 5,044.24 and 1,513.52 is: 2,269.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364 : 5,044.24 = 1,513.52 : x
  2. Step 2: Convert to fraction form
    3,364/5,044.24 = 1,513.52/x
  3. Step 3: Cross multiply
    3,364x = 5,044.24 × 1,513.52
  4. Step 4: Simplify right side
    3,364x = 7,634,558.12
  5. Step 5: Solve for x
    x = 7,634,558.12/3,364
  6. Step 6: Final answer
    x = 2,269.49

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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.