Home / 9,926.91-14,887.13-4,380.03

Finding the Fourth Proportional to 9,926.91, 14,887.13 and 4,380.03

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Solution

The fourth proportional to 9,926.91, 14,887.13 and 4,380.03 is: 6,568.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926.91 : 14,887.13 = 4,380.03 : x
  2. Step 2: Convert to fraction form
    9,926.91/14,887.13 = 4,380.03/x
  3. Step 3: Cross multiply
    9,926.91x = 14,887.13 × 4,380.03
  4. Step 4: Simplify right side
    9,926.91x = 65,206,054.11
  5. Step 5: Solve for x
    x = 65,206,054.11/9,926.91
  6. Step 6: Final answer
    x = 6,568.62

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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.