Home / 9,513.05-13,119.23-6,523.61

Finding the Fourth Proportional to 9,513.05, 13,119.23 and 6,523.61

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Solution

The fourth proportional to 9,513.05, 13,119.23 and 6,523.61 is: 8,996.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513.05 : 13,119.23 = 6,523.61 : x
  2. Step 2: Convert to fraction form
    9,513.05/13,119.23 = 6,523.61/x
  3. Step 3: Cross multiply
    9,513.05x = 13,119.23 × 6,523.61
  4. Step 4: Simplify right side
    9,513.05x = 85,584,690.73
  5. Step 5: Solve for x
    x = 85,584,690.73/9,513.05
  6. Step 6: Final answer
    x = 8,996.56

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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.