Home / 11,605.27-16,015.60-6,300.43

Finding the Fourth Proportional to 11,605.27, 16,015.60 and 6,300.43

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Solution

The fourth proportional to 11,605.27, 16,015.60 and 6,300.43 is: 8,694.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.27 : 16,015.60 = 6,300.43 : x
  2. Step 2: Convert to fraction form
    11,605.27/16,015.60 = 6,300.43/x
  3. Step 3: Cross multiply
    11,605.27x = 16,015.60 × 6,300.43
  4. Step 4: Simplify right side
    11,605.27x = 100,905,150.96
  5. Step 5: Solve for x
    x = 100,905,150.96/11,605.27
  6. Step 6: Final answer
    x = 8,694.77

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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.