Home / 11,826-16,319.99-6,521.00

Finding the Fourth Proportional to 11,826, 16,319.99 and 6,521.00

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Solution

The fourth proportional to 11,826, 16,319.99 and 6,521.00 is: 8,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826 : 16,319.99 = 6,521.00 : x
  2. Step 2: Convert to fraction form
    11,826/16,319.99 = 6,521.00/x
  3. Step 3: Cross multiply
    11,826x = 16,319.99 × 6,521.00
  4. Step 4: Simplify right side
    11,826x = 106,422,589.49
  5. Step 5: Solve for x
    x = 106,422,589.49/11,826
  6. Step 6: Final answer
    x = 8,999.04

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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.