Home / 11,826.23-16,319.22-6,520.88

Finding the Fourth Proportional to 11,826.23, 16,319.22 and 6,520.88

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Solution

The fourth proportional to 11,826.23, 16,319.22 and 6,520.88 is: 8,998.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.23 : 16,319.22 = 6,520.88 : x
  2. Step 2: Convert to fraction form
    11,826.23/16,319.22 = 6,520.88/x
  3. Step 3: Cross multiply
    11,826.23x = 16,319.22 × 6,520.88
  4. Step 4: Simplify right side
    11,826.23x = 106,415,675.31
  5. Step 5: Solve for x
    x = 106,415,675.31/11,826.23
  6. Step 6: Final answer
    x = 8,998.28

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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.