Home / 8,267.26-11,399.52-6,374.56

Finding the Fourth Proportional to 8,267.26, 11,399.52 and 6,374.56

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Solution

The fourth proportional to 8,267.26, 11,399.52 and 6,374.56 is: 8,789.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.26 : 11,399.52 = 6,374.56 : x
  2. Step 2: Convert to fraction form
    8,267.26/11,399.52 = 6,374.56/x
  3. Step 3: Cross multiply
    8,267.26x = 11,399.52 × 6,374.56
  4. Step 4: Simplify right side
    8,267.26x = 72,666,924.21
  5. Step 5: Solve for x
    x = 72,666,924.21/8,267.26
  6. Step 6: Final answer
    x = 8,789.72

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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.