Home / 11,763.39-16,233.84-6,458.61

Finding the Fourth Proportional to 11,763.39, 16,233.84 and 6,458.61

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Solution

The fourth proportional to 11,763.39, 16,233.84 and 6,458.61 is: 8,913.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.39 : 16,233.84 = 6,458.61 : x
  2. Step 2: Convert to fraction form
    11,763.39/16,233.84 = 6,458.61/x
  3. Step 3: Cross multiply
    11,763.39x = 16,233.84 × 6,458.61
  4. Step 4: Simplify right side
    11,763.39x = 104,848,041.36
  5. Step 5: Solve for x
    x = 104,848,041.36/11,763.39
  6. Step 6: Final answer
    x = 8,913.08

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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.