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Finding the Fourth Proportional to 11,592.60, 16,009.11 and 8,016.72

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Solution

The fourth proportional to 11,592.60, 16,009.11 and 8,016.72 is: 11,070.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,592.60 : 16,009.11 = 8,016.72 : x
  2. Step 2: Convert to fraction form
    11,592.60/16,009.11 = 8,016.72/x
  3. Step 3: Cross multiply
    11,592.60x = 16,009.11 × 8,016.72
  4. Step 4: Simplify right side
    11,592.60x = 128,340,552.32
  5. Step 5: Solve for x
    x = 128,340,552.32/11,592.60
  6. Step 6: Final answer
    x = 11,070.90

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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.