Home / 8,873.35-12,244.40-6,516.79

Finding the Fourth Proportional to 8,873.35, 12,244.40 and 6,516.79

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Solution

The fourth proportional to 8,873.35, 12,244.40 and 6,516.79 is: 8,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.35 : 12,244.40 = 6,516.79 : x
  2. Step 2: Convert to fraction form
    8,873.35/12,244.40 = 6,516.79/x
  3. Step 3: Cross multiply
    8,873.35x = 12,244.40 × 6,516.79
  4. Step 4: Simplify right side
    8,873.35x = 79,794,144.72
  5. Step 5: Solve for x
    x = 79,794,144.72/8,873.35
  6. Step 6: Final answer
    x = 8,992.56

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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.