Home / 4,731.68-6,529.37-2,817.39

Finding the Fourth Proportional to 4,731.68, 6,529.37 and 2,817.39

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Solution

The fourth proportional to 4,731.68, 6,529.37 and 2,817.39 is: 3,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.68 : 6,529.37 = 2,817.39 : x
  2. Step 2: Convert to fraction form
    4,731.68/6,529.37 = 2,817.39/x
  3. Step 3: Cross multiply
    4,731.68x = 6,529.37 × 2,817.39
  4. Step 4: Simplify right side
    4,731.68x = 18,395,781.74
  5. Step 5: Solve for x
    x = 18,395,781.74/4,731.68
  6. Step 6: Final answer
    x = 3,887.79

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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.