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Finding the Fourth Proportional to 2,646.69, 3,652.34 and 1,467.84

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Solution

The fourth proportional to 2,646.69, 3,652.34 and 1,467.84 is: 2,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.69 : 3,652.34 = 1,467.84 : x
  2. Step 2: Convert to fraction form
    2,646.69/3,652.34 = 1,467.84/x
  3. Step 3: Cross multiply
    2,646.69x = 3,652.34 × 1,467.84
  4. Step 4: Simplify right side
    2,646.69x = 5,361,043.41
  5. Step 5: Solve for x
    x = 5,361,043.41/2,646.69
  6. Step 6: Final answer
    x = 2,025.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.