Home / 4,862.69-6,711.72-2,768.03

Finding the Fourth Proportional to 4,862.69, 6,711.72 and 2,768.03

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Solution

The fourth proportional to 4,862.69, 6,711.72 and 2,768.03 is: 3,820.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.69 : 6,711.72 = 2,768.03 : x
  2. Step 2: Convert to fraction form
    4,862.69/6,711.72 = 2,768.03/x
  3. Step 3: Cross multiply
    4,862.69x = 6,711.72 × 2,768.03
  4. Step 4: Simplify right side
    4,862.69x = 18,578,242.31
  5. Step 5: Solve for x
    x = 18,578,242.31/4,862.69
  6. Step 6: Final answer
    x = 3,820.57

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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.