Home / 11,456.08-15,804.84-6,732.88

Finding the Fourth Proportional to 11,456.08, 15,804.84 and 6,732.88

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Solution

The fourth proportional to 11,456.08, 15,804.84 and 6,732.88 is: 9,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,456.08 : 15,804.84 = 6,732.88 : x
  2. Step 2: Convert to fraction form
    11,456.08/15,804.84 = 6,732.88/x
  3. Step 3: Cross multiply
    11,456.08x = 15,804.84 × 6,732.88
  4. Step 4: Simplify right side
    11,456.08x = 106,412,091.14
  5. Step 5: Solve for x
    x = 106,412,091.14/11,456.08
  6. Step 6: Final answer
    x = 9,288.70

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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.