Home / 4,899.56-6,761.33-2,661.48

Finding the Fourth Proportional to 4,899.56, 6,761.33 and 2,661.48

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Solution

The fourth proportional to 4,899.56, 6,761.33 and 2,661.48 is: 3,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.56 : 6,761.33 = 2,661.48 : x
  2. Step 2: Convert to fraction form
    4,899.56/6,761.33 = 2,661.48/x
  3. Step 3: Cross multiply
    4,899.56x = 6,761.33 × 2,661.48
  4. Step 4: Simplify right side
    4,899.56x = 17,995,127.76
  5. Step 5: Solve for x
    x = 17,995,127.76/4,899.56
  6. Step 6: Final answer
    x = 3,672.80

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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.