Home / 11,767.36-16,238.38-6,462.08

Finding the Fourth Proportional to 11,767.36, 16,238.38 and 6,462.08

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Solution

The fourth proportional to 11,767.36, 16,238.38 and 6,462.08 is: 8,917.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.36 : 16,238.38 = 6,462.08 : x
  2. Step 2: Convert to fraction form
    11,767.36/16,238.38 = 6,462.08/x
  3. Step 3: Cross multiply
    11,767.36x = 16,238.38 × 6,462.08
  4. Step 4: Simplify right side
    11,767.36x = 104,933,710.63
  5. Step 5: Solve for x
    x = 104,933,710.63/11,767.36
  6. Step 6: Final answer
    x = 8,917.35

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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.