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Finding the Fourth Proportional to 7,202.58, 10,803.86 and 2,008.45

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Solution

The fourth proportional to 7,202.58, 10,803.86 and 2,008.45 is: 3,012.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.58 : 10,803.86 = 2,008.45 : x
  2. Step 2: Convert to fraction form
    7,202.58/10,803.86 = 2,008.45/x
  3. Step 3: Cross multiply
    7,202.58x = 10,803.86 × 2,008.45
  4. Step 4: Simplify right side
    7,202.58x = 21,699,012.62
  5. Step 5: Solve for x
    x = 21,699,012.62/7,202.58
  6. Step 6: Final answer
    x = 3,012.67

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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.