Home / 11,080.86-15,293.57-6,604.90

Finding the Fourth Proportional to 11,080.86, 15,293.57 and 6,604.90

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Solution

The fourth proportional to 11,080.86, 15,293.57 and 6,604.90 is: 9,115.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.86 : 15,293.57 = 6,604.90 : x
  2. Step 2: Convert to fraction form
    11,080.86/15,293.57 = 6,604.90/x
  3. Step 3: Cross multiply
    11,080.86x = 15,293.57 × 6,604.90
  4. Step 4: Simplify right side
    11,080.86x = 101,012,429.23
  5. Step 5: Solve for x
    x = 101,012,429.23/11,080.86
  6. Step 6: Final answer
    x = 9,115.94

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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.