Home / 8,462.08-11,672.40-6,107.68

Finding the Fourth Proportional to 8,462.08, 11,672.40 and 6,107.68

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Solution

The fourth proportional to 8,462.08, 11,672.40 and 6,107.68 is: 8,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.08 : 11,672.40 = 6,107.68 : x
  2. Step 2: Convert to fraction form
    8,462.08/11,672.40 = 6,107.68/x
  3. Step 3: Cross multiply
    8,462.08x = 11,672.40 × 6,107.68
  4. Step 4: Simplify right side
    8,462.08x = 71,291,284.03
  5. Step 5: Solve for x
    x = 71,291,284.03/8,462.08
  6. Step 6: Final answer
    x = 8,424.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.