Home / 4,432.66-6,636.12-2,578.12

Finding the Fourth Proportional to 4,432.66, 6,636.12 and 2,578.12

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Solution

The fourth proportional to 4,432.66, 6,636.12 and 2,578.12 is: 3,859.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.66 : 6,636.12 = 2,578.12 : x
  2. Step 2: Convert to fraction form
    4,432.66/6,636.12 = 2,578.12/x
  3. Step 3: Cross multiply
    4,432.66x = 6,636.12 × 2,578.12
  4. Step 4: Simplify right side
    4,432.66x = 17,108,713.69
  5. Step 5: Solve for x
    x = 17,108,713.69/4,432.66
  6. Step 6: Final answer
    x = 3,859.69

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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.