Home / 5,636.25-8,448.75-2,712.96

Finding the Fourth Proportional to 5,636.25, 8,448.75 and 2,712.96

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Solution

The fourth proportional to 5,636.25, 8,448.75 and 2,712.96 is: 4,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.25 : 8,448.75 = 2,712.96 : x
  2. Step 2: Convert to fraction form
    5,636.25/8,448.75 = 2,712.96/x
  3. Step 3: Cross multiply
    5,636.25x = 8,448.75 × 2,712.96
  4. Step 4: Simplify right side
    5,636.25x = 22,921,120.80
  5. Step 5: Solve for x
    x = 22,921,120.80/5,636.25
  6. Step 6: Final answer
    x = 4,066.73

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1.5x scale

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.