Home / 8,322.86-11,485.64-4,546.14

Finding the Fourth Proportional to 8,322.86, 11,485.64 and 4,546.14

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Solution

The fourth proportional to 8,322.86, 11,485.64 and 4,546.14 is: 6,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,322.86 : 11,485.64 = 4,546.14 : x
  2. Step 2: Convert to fraction form
    8,322.86/11,485.64 = 4,546.14/x
  3. Step 3: Cross multiply
    8,322.86x = 11,485.64 × 4,546.14
  4. Step 4: Simplify right side
    8,322.86x = 52,215,295.72
  5. Step 5: Solve for x
    x = 52,215,295.72/8,322.86
  6. Step 6: Final answer
    x = 6,273.72

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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.