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Finding the Fourth Proportional to 6,613.32, 9,921.06 and 2,453.34

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Solution

The fourth proportional to 6,613.32, 9,921.06 and 2,453.34 is: 3,680.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.32 : 9,921.06 = 2,453.34 : x
  2. Step 2: Convert to fraction form
    6,613.32/9,921.06 = 2,453.34/x
  3. Step 3: Cross multiply
    6,613.32x = 9,921.06 × 2,453.34
  4. Step 4: Simplify right side
    6,613.32x = 24,339,733.34
  5. Step 5: Solve for x
    x = 24,339,733.34/6,613.32
  6. Step 6: Final answer
    x = 3,680.41

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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.