Home / 7,716.53-10,648.46-4,731.89

Finding the Fourth Proportional to 7,716.53, 10,648.46 and 4,731.89

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Solution

The fourth proportional to 7,716.53, 10,648.46 and 4,731.89 is: 6,529.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.53 : 10,648.46 = 4,731.89 : x
  2. Step 2: Convert to fraction form
    7,716.53/10,648.46 = 4,731.89/x
  3. Step 3: Cross multiply
    7,716.53x = 10,648.46 × 4,731.89
  4. Step 4: Simplify right side
    7,716.53x = 50,387,299.98
  5. Step 5: Solve for x
    x = 50,387,299.98/7,716.53
  6. Step 6: Final answer
    x = 6,529.79

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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.