Home / 4,871.69-6,723.59-2,747.66

Finding the Fourth Proportional to 4,871.69, 6,723.59 and 2,747.66

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Solution

The fourth proportional to 4,871.69, 6,723.59 and 2,747.66 is: 3,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.69 : 6,723.59 = 2,747.66 : x
  2. Step 2: Convert to fraction form
    4,871.69/6,723.59 = 2,747.66/x
  3. Step 3: Cross multiply
    4,871.69x = 6,723.59 × 2,747.66
  4. Step 4: Simplify right side
    4,871.69x = 18,474,091.94
  5. Step 5: Solve for x
    x = 18,474,091.94/4,871.69
  6. Step 6: Final answer
    x = 3,792.13

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1.5x scale

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.