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Finding the Fourth Proportional to 2,476.49, 3,714.93 and 832.59

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Solution

The fourth proportional to 2,476.49, 3,714.93 and 832.59 is: 1,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.49 : 3,714.93 = 832.59 : x
  2. Step 2: Convert to fraction form
    2,476.49/3,714.93 = 832.59/x
  3. Step 3: Cross multiply
    2,476.49x = 3,714.93 × 832.59
  4. Step 4: Simplify right side
    2,476.49x = 3,093,013.57
  5. Step 5: Solve for x
    x = 3,093,013.57/2,476.49
  6. Step 6: Final answer
    x = 1,248.95

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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.