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Finding the Fourth Proportional to 5,003.94, 7,506.15 and 2,230.80

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Solution

The fourth proportional to 5,003.94, 7,506.15 and 2,230.80 is: 3,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.94 : 7,506.15 = 2,230.80 : x
  2. Step 2: Convert to fraction form
    5,003.94/7,506.15 = 2,230.80/x
  3. Step 3: Cross multiply
    5,003.94x = 7,506.15 × 2,230.80
  4. Step 4: Simplify right side
    5,003.94x = 16,744,719.42
  5. Step 5: Solve for x
    x = 16,744,719.42/5,003.94
  6. Step 6: Final answer
    x = 3,346.31

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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.