Home / 11,231.34-15,499.34-6,195.74

Finding the Fourth Proportional to 11,231.34, 15,499.34 and 6,195.74

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Solution

The fourth proportional to 11,231.34, 15,499.34 and 6,195.74 is: 8,550.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.34 : 15,499.34 = 6,195.74 : x
  2. Step 2: Convert to fraction form
    11,231.34/15,499.34 = 6,195.74/x
  3. Step 3: Cross multiply
    11,231.34x = 15,499.34 × 6,195.74
  4. Step 4: Simplify right side
    11,231.34x = 96,029,880.81
  5. Step 5: Solve for x
    x = 96,029,880.81/11,231.34
  6. Step 6: Final answer
    x = 8,550.17

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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.