Home / 11,801.15-16,285.32-6,495.85

Finding the Fourth Proportional to 11,801.15, 16,285.32 and 6,495.85

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Solution

The fourth proportional to 11,801.15, 16,285.32 and 6,495.85 is: 8,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.15 : 16,285.32 = 6,495.85 : x
  2. Step 2: Convert to fraction form
    11,801.15/16,285.32 = 6,495.85/x
  3. Step 3: Cross multiply
    11,801.15x = 16,285.32 × 6,495.85
  4. Step 4: Simplify right side
    11,801.15x = 105,786,995.92
  5. Step 5: Solve for x
    x = 105,786,995.92/11,801.15
  6. Step 6: Final answer
    x = 8,964.13

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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.