Home / 4,960-6,845.07-2,864.80

Finding the Fourth Proportional to 4,960, 6,845.07 and 2,864.80

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Solution

The fourth proportional to 4,960, 6,845.07 and 2,864.80 is: 3,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960 : 6,845.07 = 2,864.80 : x
  2. Step 2: Convert to fraction form
    4,960/6,845.07 = 2,864.80/x
  3. Step 3: Cross multiply
    4,960x = 6,845.07 × 2,864.80
  4. Step 4: Simplify right side
    4,960x = 19,609,756.54
  5. Step 5: Solve for x
    x = 19,609,756.54/4,960
  6. Step 6: Final answer
    x = 3,953.58

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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.