Home / 6,782.07-10,174.65-2,622.09

Finding the Fourth Proportional to 6,782.07, 10,174.65 and 2,622.09

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Solution

The fourth proportional to 6,782.07, 10,174.65 and 2,622.09 is: 3,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.07 : 10,174.65 = 2,622.09 : x
  2. Step 2: Convert to fraction form
    6,782.07/10,174.65 = 2,622.09/x
  3. Step 3: Cross multiply
    6,782.07x = 10,174.65 × 2,622.09
  4. Step 4: Simplify right side
    6,782.07x = 26,678,848.02
  5. Step 5: Solve for x
    x = 26,678,848.02/6,782.07
  6. Step 6: Final answer
    x = 3,933.73

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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.