Home / 8,263.98-11,403.75-4,906.62

Finding the Fourth Proportional to 8,263.98, 11,403.75 and 4,906.62

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Solution

The fourth proportional to 8,263.98, 11,403.75 and 4,906.62 is: 6,770.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.98 : 11,403.75 = 4,906.62 : x
  2. Step 2: Convert to fraction form
    8,263.98/11,403.75 = 4,906.62/x
  3. Step 3: Cross multiply
    8,263.98x = 11,403.75 × 4,906.62
  4. Step 4: Simplify right side
    8,263.98x = 55,953,867.83
  5. Step 5: Solve for x
    x = 55,953,867.83/8,263.98
  6. Step 6: Final answer
    x = 6,770.81

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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.