Home / 8,348.33-11,517.02-4,989.47

Finding the Fourth Proportional to 8,348.33, 11,517.02 and 4,989.47

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Solution

The fourth proportional to 8,348.33, 11,517.02 and 4,989.47 is: 6,883.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.33 : 11,517.02 = 4,989.47 : x
  2. Step 2: Convert to fraction form
    8,348.33/11,517.02 = 4,989.47/x
  3. Step 3: Cross multiply
    8,348.33x = 11,517.02 × 4,989.47
  4. Step 4: Simplify right side
    8,348.33x = 57,463,761.96
  5. Step 5: Solve for x
    x = 57,463,761.96/8,348.33
  6. Step 6: Final answer
    x = 6,883.26

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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.