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Finding the Fourth Proportional to 5,000.50, 7,496.65 and 2,080.90

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Solution

The fourth proportional to 5,000.50, 7,496.65 and 2,080.90 is: 3,119.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.50 : 7,496.65 = 2,080.90 : x
  2. Step 2: Convert to fraction form
    5,000.50/7,496.65 = 2,080.90/x
  3. Step 3: Cross multiply
    5,000.50x = 7,496.65 × 2,080.90
  4. Step 4: Simplify right side
    5,000.50x = 15,599,778.99
  5. Step 5: Solve for x
    x = 15,599,778.99/5,000.50
  6. Step 6: Final answer
    x = 3,119.64

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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.