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Finding the Fourth Proportional to 3,953.02, 5,929.54 and 2,716.69

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Solution

The fourth proportional to 3,953.02, 5,929.54 and 2,716.69 is: 4,075.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.02 : 5,929.54 = 2,716.69 : x
  2. Step 2: Convert to fraction form
    3,953.02/5,929.54 = 2,716.69/x
  3. Step 3: Cross multiply
    3,953.02x = 5,929.54 × 2,716.69
  4. Step 4: Simplify right side
    3,953.02x = 16,108,711.52
  5. Step 5: Solve for x
    x = 16,108,711.52/3,953.02
  6. Step 6: Final answer
    x = 4,075.04

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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.