Home / 10,485.56-14,469.33-6,236.39

Finding the Fourth Proportional to 10,485.56, 14,469.33 and 6,236.39

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Solution

The fourth proportional to 10,485.56, 14,469.33 and 6,236.39 is: 8,605.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485.56 : 14,469.33 = 6,236.39 : x
  2. Step 2: Convert to fraction form
    10,485.56/14,469.33 = 6,236.39/x
  3. Step 3: Cross multiply
    10,485.56x = 14,469.33 × 6,236.39
  4. Step 4: Simplify right side
    10,485.56x = 90,236,384.92
  5. Step 5: Solve for x
    x = 90,236,384.92/10,485.56
  6. Step 6: Final answer
    x = 8,605.78

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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.