Home / 6,330.64-8,736.28-3,536.14

Finding the Fourth Proportional to 6,330.64, 8,736.28 and 3,536.14

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Solution

The fourth proportional to 6,330.64, 8,736.28 and 3,536.14 is: 4,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.64 : 8,736.28 = 3,536.14 : x
  2. Step 2: Convert to fraction form
    6,330.64/8,736.28 = 3,536.14/x
  3. Step 3: Cross multiply
    6,330.64x = 8,736.28 × 3,536.14
  4. Step 4: Simplify right side
    6,330.64x = 30,892,709.16
  5. Step 5: Solve for x
    x = 30,892,709.16/6,330.64
  6. Step 6: Final answer
    x = 4,879.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.