Home / 12,080.11-16,671.57-6,775.93

Finding the Fourth Proportional to 12,080.11, 16,671.57 and 6,775.93

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Solution

The fourth proportional to 12,080.11, 16,671.57 and 6,775.93 is: 9,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080.11 : 16,671.57 = 6,775.93 : x
  2. Step 2: Convert to fraction form
    12,080.11/16,671.57 = 6,775.93/x
  3. Step 3: Cross multiply
    12,080.11x = 16,671.57 × 6,775.93
  4. Step 4: Simplify right side
    12,080.11x = 112,965,391.31
  5. Step 5: Solve for x
    x = 112,965,391.31/12,080.11
  6. Step 6: Final answer
    x = 9,351.35

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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.