Home / 11,896.32-16,415.52-6,590.64

Finding the Fourth Proportional to 11,896.32, 16,415.52 and 6,590.64

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Solution

The fourth proportional to 11,896.32, 16,415.52 and 6,590.64 is: 9,094.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,896.32 : 16,415.52 = 6,590.64 : x
  2. Step 2: Convert to fraction form
    11,896.32/16,415.52 = 6,590.64/x
  3. Step 3: Cross multiply
    11,896.32x = 16,415.52 × 6,590.64
  4. Step 4: Simplify right side
    11,896.32x = 108,188,782.73
  5. Step 5: Solve for x
    x = 108,188,782.73/11,896.32
  6. Step 6: Final answer
    x = 9,094.31

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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.