Home / 8,950.68-12,353.04-5,805.72

Finding the Fourth Proportional to 8,950.68, 12,353.04 and 5,805.72

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Solution

The fourth proportional to 8,950.68, 12,353.04 and 5,805.72 is: 8,012.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.68 : 12,353.04 = 5,805.72 : x
  2. Step 2: Convert to fraction form
    8,950.68/12,353.04 = 5,805.72/x
  3. Step 3: Cross multiply
    8,950.68x = 12,353.04 × 5,805.72
  4. Step 4: Simplify right side
    8,950.68x = 71,718,291.39
  5. Step 5: Solve for x
    x = 71,718,291.39/8,950.68
  6. Step 6: Final answer
    x = 8,012.61

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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.