Home / 11,652.68-16,081.45-6,936.32

Finding the Fourth Proportional to 11,652.68, 16,081.45 and 6,936.32

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Solution

The fourth proportional to 11,652.68, 16,081.45 and 6,936.32 is: 9,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.68 : 16,081.45 = 6,936.32 : x
  2. Step 2: Convert to fraction form
    11,652.68/16,081.45 = 6,936.32/x
  3. Step 3: Cross multiply
    11,652.68x = 16,081.45 × 6,936.32
  4. Step 4: Simplify right side
    11,652.68x = 111,545,985.52
  5. Step 5: Solve for x
    x = 111,545,985.52/11,652.68
  6. Step 6: Final answer
    x = 9,572.56

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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.