Home / 11,096.24-15,313.20-6,379.68

Finding the Fourth Proportional to 11,096.24, 15,313.20 and 6,379.68

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Solution

The fourth proportional to 11,096.24, 15,313.20 and 6,379.68 is: 8,804.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.24 : 15,313.20 = 6,379.68 : x
  2. Step 2: Convert to fraction form
    11,096.24/15,313.20 = 6,379.68/x
  3. Step 3: Cross multiply
    11,096.24x = 15,313.20 × 6,379.68
  4. Step 4: Simplify right side
    11,096.24x = 97,693,315.78
  5. Step 5: Solve for x
    x = 97,693,315.78/11,096.24
  6. Step 6: Final answer
    x = 8,804.18

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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.