Home / 9,906.40-14,861.83-3,332.39

Finding the Fourth Proportional to 9,906.40, 14,861.83 and 3,332.39

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Solution

The fourth proportional to 9,906.40, 14,861.83 and 3,332.39 is: 4,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906.40 : 14,861.83 = 3,332.39 : x
  2. Step 2: Convert to fraction form
    9,906.40/14,861.83 = 3,332.39/x
  3. Step 3: Cross multiply
    9,906.40x = 14,861.83 × 3,332.39
  4. Step 4: Simplify right side
    9,906.40x = 49,525,420.88
  5. Step 5: Solve for x
    x = 49,525,420.88/9,906.40
  6. Step 6: Final answer
    x = 4,999.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.