Home / 11,864.39-16,372.46-6,558.48

Finding the Fourth Proportional to 11,864.39, 16,372.46 and 6,558.48

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Solution

The fourth proportional to 11,864.39, 16,372.46 and 6,558.48 is: 9,050.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.39 : 16,372.46 = 6,558.48 : x
  2. Step 2: Convert to fraction form
    11,864.39/16,372.46 = 6,558.48/x
  3. Step 3: Cross multiply
    11,864.39x = 16,372.46 × 6,558.48
  4. Step 4: Simplify right side
    11,864.39x = 107,378,467.86
  5. Step 5: Solve for x
    x = 107,378,467.86/11,864.39
  6. Step 6: Final answer
    x = 9,050.49

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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.