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Finding the Fourth Proportional to 10,740.60, 16,086.60 and 6,366.60

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Solution

The fourth proportional to 10,740.60, 16,086.60 and 6,366.60 is: 9,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.60 : 16,086.60 = 6,366.60 : x
  2. Step 2: Convert to fraction form
    10,740.60/16,086.60 = 6,366.60/x
  3. Step 3: Cross multiply
    10,740.60x = 16,086.60 × 6,366.60
  4. Step 4: Simplify right side
    10,740.60x = 102,416,947.56
  5. Step 5: Solve for x
    x = 102,416,947.56/10,740.60
  6. Step 6: Final answer
    x = 9,535.50

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1.5x scale

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.