Home / 6,483.21-9,716.69-2,781.14

Finding the Fourth Proportional to 6,483.21, 9,716.69 and 2,781.14

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Solution

The fourth proportional to 6,483.21, 9,716.69 and 2,781.14 is: 4,168.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,483.21 : 9,716.69 = 2,781.14 : x
  2. Step 2: Convert to fraction form
    6,483.21/9,716.69 = 2,781.14/x
  3. Step 3: Cross multiply
    6,483.21x = 9,716.69 × 2,781.14
  4. Step 4: Simplify right side
    6,483.21x = 27,023,433.60
  5. Step 5: Solve for x
    x = 27,023,433.60/6,483.21
  6. Step 6: Final answer
    x = 4,168.22

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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.