Home / 12,080.43-16,671.68-6,774.83

Finding the Fourth Proportional to 12,080.43, 16,671.68 and 6,774.83

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Solution

The fourth proportional to 12,080.43, 16,671.68 and 6,774.83 is: 9,349.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080.43 : 16,671.68 = 6,774.83 : x
  2. Step 2: Convert to fraction form
    12,080.43/16,671.68 = 6,774.83/x
  3. Step 3: Cross multiply
    12,080.43x = 16,671.68 × 6,774.83
  4. Step 4: Simplify right side
    12,080.43x = 112,947,797.81
  5. Step 5: Solve for x
    x = 112,947,797.81/12,080.43
  6. Step 6: Final answer
    x = 9,349.65

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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.