Home / 7,639.94-11,460.04-2,445.82

Finding the Fourth Proportional to 7,639.94, 11,460.04 and 2,445.82

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Solution

The fourth proportional to 7,639.94, 11,460.04 and 2,445.82 is: 3,668.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639.94 : 11,460.04 = 2,445.82 : x
  2. Step 2: Convert to fraction form
    7,639.94/11,460.04 = 2,445.82/x
  3. Step 3: Cross multiply
    7,639.94x = 11,460.04 × 2,445.82
  4. Step 4: Simplify right side
    7,639.94x = 28,029,195.03
  5. Step 5: Solve for x
    x = 28,029,195.03/7,639.94
  6. Step 6: Final answer
    x = 3,668.77

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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.