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Finding the Fourth Proportional to 2,083.34, 3,124.92 and 523.35

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Solution

The fourth proportional to 2,083.34, 3,124.92 and 523.35 is: 785.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.34 : 3,124.92 = 523.35 : x
  2. Step 2: Convert to fraction form
    2,083.34/3,124.92 = 523.35/x
  3. Step 3: Cross multiply
    2,083.34x = 3,124.92 × 523.35
  4. Step 4: Simplify right side
    2,083.34x = 1,635,426.88
  5. Step 5: Solve for x
    x = 1,635,426.88/2,083.34
  6. Step 6: Final answer
    x = 785.00

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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.