Home / 8,256.05-11,391.57-4,899.97

Finding the Fourth Proportional to 8,256.05, 11,391.57 and 4,899.97

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Solution

The fourth proportional to 8,256.05, 11,391.57 and 4,899.97 is: 6,760.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.05 : 11,391.57 = 4,899.97 : x
  2. Step 2: Convert to fraction form
    8,256.05/11,391.57 = 4,899.97/x
  3. Step 3: Cross multiply
    8,256.05x = 11,391.57 × 4,899.97
  4. Step 4: Simplify right side
    8,256.05x = 55,818,365.49
  5. Step 5: Solve for x
    x = 55,818,365.49/8,256.05
  6. Step 6: Final answer
    x = 6,760.91

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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.