Home / 11,287.70-15,576.59-6,183.13

Finding the Fourth Proportional to 11,287.70, 15,576.59 and 6,183.13

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Solution

The fourth proportional to 11,287.70, 15,576.59 and 6,183.13 is: 8,532.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.70 : 15,576.59 = 6,183.13 : x
  2. Step 2: Convert to fraction form
    11,287.70/15,576.59 = 6,183.13/x
  3. Step 3: Cross multiply
    11,287.70x = 15,576.59 × 6,183.13
  4. Step 4: Simplify right side
    11,287.70x = 96,311,972.13
  5. Step 5: Solve for x
    x = 96,311,972.13/11,287.70
  6. Step 6: Final answer
    x = 8,532.47

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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.