Home / 10,979.19-16,433.42-7,234.06

Finding the Fourth Proportional to 10,979.19, 16,433.42 and 7,234.06

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Solution

The fourth proportional to 10,979.19, 16,433.42 and 7,234.06 is: 10,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979.19 : 16,433.42 = 7,234.06 : x
  2. Step 2: Convert to fraction form
    10,979.19/16,433.42 = 7,234.06/x
  3. Step 3: Cross multiply
    10,979.19x = 16,433.42 × 7,234.06
  4. Step 4: Simplify right side
    10,979.19x = 118,880,346.29
  5. Step 5: Solve for x
    x = 118,880,346.29/10,979.19
  6. Step 6: Final answer
    x = 10,827.79

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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.