Home / 7,205.30-10,808.67-2,207.62

Finding the Fourth Proportional to 7,205.30, 10,808.67 and 2,207.62

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Solution

The fourth proportional to 7,205.30, 10,808.67 and 2,207.62 is: 3,311.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,205.30 : 10,808.67 = 2,207.62 : x
  2. Step 2: Convert to fraction form
    7,205.30/10,808.67 = 2,207.62/x
  3. Step 3: Cross multiply
    7,205.30x = 10,808.67 × 2,207.62
  4. Step 4: Simplify right side
    7,205.30x = 23,861,382.02
  5. Step 5: Solve for x
    x = 23,861,382.02/7,205.30
  6. Step 6: Final answer
    x = 3,311.64

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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.