Home / 6,330.40-8,736.24-3,536.16

Finding the Fourth Proportional to 6,330.40, 8,736.24 and 3,536.16

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Solution

The fourth proportional to 6,330.40, 8,736.24 and 3,536.16 is: 4,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.40 : 8,736.24 = 3,536.16 : x
  2. Step 2: Convert to fraction form
    6,330.40/8,736.24 = 3,536.16/x
  3. Step 3: Cross multiply
    6,330.40x = 8,736.24 × 3,536.16
  4. Step 4: Simplify right side
    6,330.40x = 30,892,742.44
  5. Step 5: Solve for x
    x = 30,892,742.44/6,330.40
  6. Step 6: Final answer
    x = 4,880.06

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1.5x scale

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.