Home / 11,852.97-16,338.26-9,331.09

Finding the Fourth Proportional to 11,852.97, 16,338.26 and 9,331.09

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Solution

The fourth proportional to 11,852.97, 16,338.26 and 9,331.09 is: 12,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.97 : 16,338.26 = 9,331.09 : x
  2. Step 2: Convert to fraction form
    11,852.97/16,338.26 = 9,331.09/x
  3. Step 3: Cross multiply
    11,852.97x = 16,338.26 × 9,331.09
  4. Step 4: Simplify right side
    11,852.97x = 152,453,681.52
  5. Step 5: Solve for x
    x = 152,453,681.52/11,852.97
  6. Step 6: Final answer
    x = 12,862.07

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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.