Home / 11,764.25-16,234.54-6,458.95

Finding the Fourth Proportional to 11,764.25, 16,234.54 and 6,458.95

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Solution

The fourth proportional to 11,764.25, 16,234.54 and 6,458.95 is: 8,913.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,764.25 : 16,234.54 = 6,458.95 : x
  2. Step 2: Convert to fraction form
    11,764.25/16,234.54 = 6,458.95/x
  3. Step 3: Cross multiply
    11,764.25x = 16,234.54 × 6,458.95
  4. Step 4: Simplify right side
    11,764.25x = 104,858,082.13
  5. Step 5: Solve for x
    x = 104,858,082.13/11,764.25
  6. Step 6: Final answer
    x = 8,913.28

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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.