Home / 11,788.06-16,252.41-9,655.75

Finding the Fourth Proportional to 11,788.06, 16,252.41 and 9,655.75

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Solution

The fourth proportional to 11,788.06, 16,252.41 and 9,655.75 is: 13,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.06 : 16,252.41 = 9,655.75 : x
  2. Step 2: Convert to fraction form
    11,788.06/16,252.41 = 9,655.75/x
  3. Step 3: Cross multiply
    11,788.06x = 16,252.41 × 9,655.75
  4. Step 4: Simplify right side
    11,788.06x = 156,929,207.86
  5. Step 5: Solve for x
    x = 156,929,207.86/11,788.06
  6. Step 6: Final answer
    x = 13,312.56

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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.