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Finding the Fourth Proportional to 7,651.04, 11,476.56 and 2,460.56

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Solution

The fourth proportional to 7,651.04, 11,476.56 and 2,460.56 is: 3,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651.04 : 11,476.56 = 2,460.56 : x
  2. Step 2: Convert to fraction form
    7,651.04/11,476.56 = 2,460.56/x
  3. Step 3: Cross multiply
    7,651.04x = 11,476.56 × 2,460.56
  4. Step 4: Simplify right side
    7,651.04x = 28,238,694.79
  5. Step 5: Solve for x
    x = 28,238,694.79/7,651.04
  6. Step 6: Final answer
    x = 3,690.83

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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.