Home / 8,040.92-11,094.07-5,203.80

Finding the Fourth Proportional to 8,040.92, 11,094.07 and 5,203.80

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Solution

The fourth proportional to 8,040.92, 11,094.07 and 5,203.80 is: 7,179.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.92 : 11,094.07 = 5,203.80 : x
  2. Step 2: Convert to fraction form
    8,040.92/11,094.07 = 5,203.80/x
  3. Step 3: Cross multiply
    8,040.92x = 11,094.07 × 5,203.80
  4. Step 4: Simplify right side
    8,040.92x = 57,731,318.21
  5. Step 5: Solve for x
    x = 57,731,318.21/8,040.92
  6. Step 6: Final answer
    x = 7,179.69

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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.