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Finding the Fourth Proportional to 2,516, 3,472.48 and 1,468.64

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Solution

The fourth proportional to 2,516, 3,472.48 and 1,468.64 is: 2,026.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516 : 3,472.48 = 1,468.64 : x
  2. Step 2: Convert to fraction form
    2,516/3,472.48 = 1,468.64/x
  3. Step 3: Cross multiply
    2,516x = 3,472.48 × 1,468.64
  4. Step 4: Simplify right side
    2,516x = 5,099,823.03
  5. Step 5: Solve for x
    x = 5,099,823.03/2,516
  6. Step 6: Final answer
    x = 2,026.96

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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.