Home / 4,660.36-6,990.74-1,540.62

Finding the Fourth Proportional to 4,660.36, 6,990.74 and 1,540.62

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Solution

The fourth proportional to 4,660.36, 6,990.74 and 1,540.62 is: 2,311.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.36 : 6,990.74 = 1,540.62 : x
  2. Step 2: Convert to fraction form
    4,660.36/6,990.74 = 1,540.62/x
  3. Step 3: Cross multiply
    4,660.36x = 6,990.74 × 1,540.62
  4. Step 4: Simplify right side
    4,660.36x = 10,770,073.86
  5. Step 5: Solve for x
    x = 10,770,073.86/4,660.36
  6. Step 6: Final answer
    x = 2,311.00

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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.