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Finding the Fourth Proportional to 7,037.48, 9,756.11 and 6,662.96

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Solution

The fourth proportional to 7,037.48, 9,756.11 and 6,662.96 is: 9,236.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.48 : 9,756.11 = 6,662.96 : x
  2. Step 2: Convert to fraction form
    7,037.48/9,756.11 = 6,662.96/x
  3. Step 3: Cross multiply
    7,037.48x = 9,756.11 × 6,662.96
  4. Step 4: Simplify right side
    7,037.48x = 65,004,575.15
  5. Step 5: Solve for x
    x = 65,004,575.15/7,037.48
  6. Step 6: Final answer
    x = 9,236.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.