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Finding the Fourth Proportional to 2,502.35, 3,752.25 and 835.88

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Solution

The fourth proportional to 2,502.35, 3,752.25 and 835.88 is: 1,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.35 : 3,752.25 = 835.88 : x
  2. Step 2: Convert to fraction form
    2,502.35/3,752.25 = 835.88/x
  3. Step 3: Cross multiply
    2,502.35x = 3,752.25 × 835.88
  4. Step 4: Simplify right side
    2,502.35x = 3,136,411.97
  5. Step 5: Solve for x
    x = 3,136,411.97/2,502.35
  6. Step 6: Final answer
    x = 1,253.39

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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.