Home / 9,379.14-14,061.76-5,680.48

Finding the Fourth Proportional to 9,379.14, 14,061.76 and 5,680.48

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Solution

The fourth proportional to 9,379.14, 14,061.76 and 5,680.48 is: 8,516.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,379.14 : 14,061.76 = 5,680.48 : x
  2. Step 2: Convert to fraction form
    9,379.14/14,061.76 = 5,680.48/x
  3. Step 3: Cross multiply
    9,379.14x = 14,061.76 × 5,680.48
  4. Step 4: Simplify right side
    9,379.14x = 79,877,546.44
  5. Step 5: Solve for x
    x = 79,877,546.44/9,379.14
  6. Step 6: Final answer
    x = 8,516.51

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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.