Home / 6,080.81-9,121.75-3,158.33

Finding the Fourth Proportional to 6,080.81, 9,121.75 and 3,158.33

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Solution

The fourth proportional to 6,080.81, 9,121.75 and 3,158.33 is: 4,737.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.81 : 9,121.75 = 3,158.33 : x
  2. Step 2: Convert to fraction form
    6,080.81/9,121.75 = 3,158.33/x
  3. Step 3: Cross multiply
    6,080.81x = 9,121.75 × 3,158.33
  4. Step 4: Simplify right side
    6,080.81x = 28,809,443.17
  5. Step 5: Solve for x
    x = 28,809,443.17/6,080.81
  6. Step 6: Final answer
    x = 4,737.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.