Home / 10,896.08-16,343.96-2,688.08

Finding the Fourth Proportional to 10,896.08, 16,343.96 and 2,688.08

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Solution

The fourth proportional to 10,896.08, 16,343.96 and 2,688.08 is: 4,032.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.08 : 16,343.96 = 2,688.08 : x
  2. Step 2: Convert to fraction form
    10,896.08/16,343.96 = 2,688.08/x
  3. Step 3: Cross multiply
    10,896.08x = 16,343.96 × 2,688.08
  4. Step 4: Simplify right side
    10,896.08x = 43,933,872.00
  5. Step 5: Solve for x
    x = 43,933,872.00/10,896.08
  6. Step 6: Final answer
    x = 4,032.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.