Home / 11,006.64-16,509.96-3,896.16

Finding the Fourth Proportional to 11,006.64, 16,509.96 and 3,896.16

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Solution

The fourth proportional to 11,006.64, 16,509.96 and 3,896.16 is: 5,844.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.64 : 16,509.96 = 3,896.16 : x
  2. Step 2: Convert to fraction form
    11,006.64/16,509.96 = 3,896.16/x
  3. Step 3: Cross multiply
    11,006.64x = 16,509.96 × 3,896.16
  4. Step 4: Simplify right side
    11,006.64x = 64,325,445.75
  5. Step 5: Solve for x
    x = 64,325,445.75/11,006.64
  6. Step 6: Final answer
    x = 5,844.24

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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.