Home / 11,631.57-17,451.99-4,236.54

Finding the Fourth Proportional to 11,631.57, 17,451.99 and 4,236.54

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Solution

The fourth proportional to 11,631.57, 17,451.99 and 4,236.54 is: 6,356.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.57 : 17,451.99 = 4,236.54 : x
  2. Step 2: Convert to fraction form
    11,631.57/17,451.99 = 4,236.54/x
  3. Step 3: Cross multiply
    11,631.57x = 17,451.99 × 4,236.54
  4. Step 4: Simplify right side
    11,631.57x = 73,936,053.71
  5. Step 5: Solve for x
    x = 73,936,053.71/11,631.57
  6. Step 6: Final answer
    x = 6,356.50

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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.