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Finding the Fourth Proportional to 2,276.55, 3,415.65 and 795.99

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Solution

The fourth proportional to 2,276.55, 3,415.65 and 795.99 is: 1,194.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.55 : 3,415.65 = 795.99 : x
  2. Step 2: Convert to fraction form
    2,276.55/3,415.65 = 795.99/x
  3. Step 3: Cross multiply
    2,276.55x = 3,415.65 × 795.99
  4. Step 4: Simplify right side
    2,276.55x = 2,718,823.24
  5. Step 5: Solve for x
    x = 2,718,823.24/2,276.55
  6. Step 6: Final answer
    x = 1,194.27

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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.