Home / 11,896.38-16,417.53-6,591.20

Finding the Fourth Proportional to 11,896.38, 16,417.53 and 6,591.20

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Solution

The fourth proportional to 11,896.38, 16,417.53 and 6,591.20 is: 9,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,896.38 : 16,417.53 = 6,591.20 : x
  2. Step 2: Convert to fraction form
    11,896.38/16,417.53 = 6,591.20/x
  3. Step 3: Cross multiply
    11,896.38x = 16,417.53 × 6,591.20
  4. Step 4: Simplify right side
    11,896.38x = 108,211,141.65
  5. Step 5: Solve for x
    x = 108,211,141.65/11,896.38
  6. Step 6: Final answer
    x = 9,096.14

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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.