Home / 4,487.68-6,730.26-1,712.44

Finding the Fourth Proportional to 4,487.68, 6,730.26 and 1,712.44

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Solution

The fourth proportional to 4,487.68, 6,730.26 and 1,712.44 is: 2,568.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.68 : 6,730.26 = 1,712.44 : x
  2. Step 2: Convert to fraction form
    4,487.68/6,730.26 = 1,712.44/x
  3. Step 3: Cross multiply
    4,487.68x = 6,730.26 × 1,712.44
  4. Step 4: Simplify right side
    4,487.68x = 11,525,166.43
  5. Step 5: Solve for x
    x = 11,525,166.43/4,487.68
  6. Step 6: Final answer
    x = 2,568.18

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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.