Home / 11,149.78-16,724.70-4,576.06

Finding the Fourth Proportional to 11,149.78, 16,724.70 and 4,576.06

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Solution

The fourth proportional to 11,149.78, 16,724.70 and 4,576.06 is: 6,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.78 : 16,724.70 = 4,576.06 : x
  2. Step 2: Convert to fraction form
    11,149.78/16,724.70 = 4,576.06/x
  3. Step 3: Cross multiply
    11,149.78x = 16,724.70 × 4,576.06
  4. Step 4: Simplify right side
    11,149.78x = 76,533,230.68
  5. Step 5: Solve for x
    x = 76,533,230.68/11,149.78
  6. Step 6: Final answer
    x = 6,864.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.