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Finding the Fourth Proportional to 7,604.54, 11,405.93 and 2,057.55

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Solution

The fourth proportional to 7,604.54, 11,405.93 and 2,057.55 is: 3,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604.54 : 11,405.93 = 2,057.55 : x
  2. Step 2: Convert to fraction form
    7,604.54/11,405.93 = 2,057.55/x
  3. Step 3: Cross multiply
    7,604.54x = 11,405.93 × 2,057.55
  4. Step 4: Simplify right side
    7,604.54x = 23,468,276.42
  5. Step 5: Solve for x
    x = 23,468,276.42/7,604.54
  6. Step 6: Final answer
    x = 3,086.09

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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.