Home / 6,546.20-9,815.52-2,162.48

Finding the Fourth Proportional to 6,546.20, 9,815.52 and 2,162.48

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Solution

The fourth proportional to 6,546.20, 9,815.52 and 2,162.48 is: 3,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,546.20 : 9,815.52 = 2,162.48 : x
  2. Step 2: Convert to fraction form
    6,546.20/9,815.52 = 2,162.48/x
  3. Step 3: Cross multiply
    6,546.20x = 9,815.52 × 2,162.48
  4. Step 4: Simplify right side
    6,546.20x = 21,225,865.69
  5. Step 5: Solve for x
    x = 21,225,865.69/6,546.20
  6. Step 6: Final answer
    x = 3,242.47

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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.