Home / 9,270.36-13,893.15-8,031.99

Finding the Fourth Proportional to 9,270.36, 13,893.15 and 8,031.99

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Solution

The fourth proportional to 9,270.36, 13,893.15 and 8,031.99 is: 12,037.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.36 : 13,893.15 = 8,031.99 : x
  2. Step 2: Convert to fraction form
    9,270.36/13,893.15 = 8,031.99/x
  3. Step 3: Cross multiply
    9,270.36x = 13,893.15 × 8,031.99
  4. Step 4: Simplify right side
    9,270.36x = 111,589,641.87
  5. Step 5: Solve for x
    x = 111,589,641.87/9,270.36
  6. Step 6: Final answer
    x = 12,037.25

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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.