Home / 8,954.06-12,361.77-5,979.74

Finding the Fourth Proportional to 8,954.06, 12,361.77 and 5,979.74

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Solution

The fourth proportional to 8,954.06, 12,361.77 and 5,979.74 is: 8,255.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.06 : 12,361.77 = 5,979.74 : x
  2. Step 2: Convert to fraction form
    8,954.06/12,361.77 = 5,979.74/x
  3. Step 3: Cross multiply
    8,954.06x = 12,361.77 × 5,979.74
  4. Step 4: Simplify right side
    8,954.06x = 73,920,108.73
  5. Step 5: Solve for x
    x = 73,920,108.73/8,954.06
  6. Step 6: Final answer
    x = 8,255.49

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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.