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Finding the Fourth Proportional to 2,296.54, 3,445.19 and 837.74

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Solution

The fourth proportional to 2,296.54, 3,445.19 and 837.74 is: 1,256.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.54 : 3,445.19 = 837.74 : x
  2. Step 2: Convert to fraction form
    2,296.54/3,445.19 = 837.74/x
  3. Step 3: Cross multiply
    2,296.54x = 3,445.19 × 837.74
  4. Step 4: Simplify right side
    2,296.54x = 2,886,173.47
  5. Step 5: Solve for x
    x = 2,886,173.47/2,296.54
  6. Step 6: Final answer
    x = 1,256.75

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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.