Home / 6,446.06-8,895.66-3,613.58

Finding the Fourth Proportional to 6,446.06, 8,895.66 and 3,613.58

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Solution

The fourth proportional to 6,446.06, 8,895.66 and 3,613.58 is: 4,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446.06 : 8,895.66 = 3,613.58 : x
  2. Step 2: Convert to fraction form
    6,446.06/8,895.66 = 3,613.58/x
  3. Step 3: Cross multiply
    6,446.06x = 8,895.66 × 3,613.58
  4. Step 4: Simplify right side
    6,446.06x = 32,145,179.06
  5. Step 5: Solve for x
    x = 32,145,179.06/6,446.06
  6. Step 6: Final answer
    x = 4,986.79

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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.