Home / 11,825.46-16,319.27-6,520.47

Finding the Fourth Proportional to 11,825.46, 16,319.27 and 6,520.47

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Solution

The fourth proportional to 11,825.46, 16,319.27 and 6,520.47 is: 8,998.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.46 : 16,319.27 = 6,520.47 : x
  2. Step 2: Convert to fraction form
    11,825.46/16,319.27 = 6,520.47/x
  3. Step 3: Cross multiply
    11,825.46x = 16,319.27 × 6,520.47
  4. Step 4: Simplify right side
    11,825.46x = 106,409,277.85
  5. Step 5: Solve for x
    x = 106,409,277.85/11,825.46
  6. Step 6: Final answer
    x = 8,998.32

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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.