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Finding the Fourth Proportional to 10,007.60, 15,009.11 and 3,768.27

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Solution

The fourth proportional to 10,007.60, 15,009.11 and 3,768.27 is: 5,651.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007.60 : 15,009.11 = 3,768.27 : x
  2. Step 2: Convert to fraction form
    10,007.60/15,009.11 = 3,768.27/x
  3. Step 3: Cross multiply
    10,007.60x = 15,009.11 × 3,768.27
  4. Step 4: Simplify right side
    10,007.60x = 56,558,378.94
  5. Step 5: Solve for x
    x = 56,558,378.94/10,007.60
  6. Step 6: Final answer
    x = 5,651.54

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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.