Home / 6,345.45-9,516.42-1,902.06

Finding the Fourth Proportional to 6,345.45, 9,516.42 and 1,902.06

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Solution

The fourth proportional to 6,345.45, 9,516.42 and 1,902.06 is: 2,852.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.45 : 9,516.42 = 1,902.06 : x
  2. Step 2: Convert to fraction form
    6,345.45/9,516.42 = 1,902.06/x
  3. Step 3: Cross multiply
    6,345.45x = 9,516.42 × 1,902.06
  4. Step 4: Simplify right side
    6,345.45x = 18,100,801.83
  5. Step 5: Solve for x
    x = 18,100,801.83/6,345.45
  6. Step 6: Final answer
    x = 2,852.56

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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.