Home / 10,940.48-15,098.99-6,694.37

Finding the Fourth Proportional to 10,940.48, 15,098.99 and 6,694.37

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Solution

The fourth proportional to 10,940.48, 15,098.99 and 6,694.37 is: 9,238.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940.48 : 15,098.99 = 6,694.37 : x
  2. Step 2: Convert to fraction form
    10,940.48/15,098.99 = 6,694.37/x
  3. Step 3: Cross multiply
    10,940.48x = 15,098.99 × 6,694.37
  4. Step 4: Simplify right side
    10,940.48x = 101,078,225.69
  5. Step 5: Solve for x
    x = 101,078,225.69/10,940.48
  6. Step 6: Final answer
    x = 9,238.92

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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.