Home / 11,867.30-16,377.48-6,832.25

Finding the Fourth Proportional to 11,867.30, 16,377.48 and 6,832.25

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Solution

The fourth proportional to 11,867.30, 16,377.48 and 6,832.25 is: 9,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.30 : 16,377.48 = 6,832.25 : x
  2. Step 2: Convert to fraction form
    11,867.30/16,377.48 = 6,832.25/x
  3. Step 3: Cross multiply
    11,867.30x = 16,377.48 × 6,832.25
  4. Step 4: Simplify right side
    11,867.30x = 111,895,017.26
  5. Step 5: Solve for x
    x = 111,895,017.26/11,867.30
  6. Step 6: Final answer
    x = 9,428.85

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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.