Home / 7,844.48-11,768.40-2,650.24

Finding the Fourth Proportional to 7,844.48, 11,768.40 and 2,650.24

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Solution

The fourth proportional to 7,844.48, 11,768.40 and 2,650.24 is: 3,975.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.48 : 11,768.40 = 2,650.24 : x
  2. Step 2: Convert to fraction form
    7,844.48/11,768.40 = 2,650.24/x
  3. Step 3: Cross multiply
    7,844.48x = 11,768.40 × 2,650.24
  4. Step 4: Simplify right side
    7,844.48x = 31,189,084.42
  5. Step 5: Solve for x
    x = 31,189,084.42/7,844.48
  6. Step 6: Final answer
    x = 3,975.93

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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.