Home / 12,150.41-16,767.77-6,845.31

Finding the Fourth Proportional to 12,150.41, 16,767.77 and 6,845.31

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Solution

The fourth proportional to 12,150.41, 16,767.77 and 6,845.31 is: 9,446.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,150.41 : 16,767.77 = 6,845.31 : x
  2. Step 2: Convert to fraction form
    12,150.41/16,767.77 = 6,845.31/x
  3. Step 3: Cross multiply
    12,150.41x = 16,767.77 × 6,845.31
  4. Step 4: Simplify right side
    12,150.41x = 114,780,549.43
  5. Step 5: Solve for x
    x = 114,780,549.43/12,150.41
  6. Step 6: Final answer
    x = 9,446.64

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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.