Home / 9,680.96-14,521.53-2,755.46

Finding the Fourth Proportional to 9,680.96, 14,521.53 and 2,755.46

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Solution

The fourth proportional to 9,680.96, 14,521.53 and 2,755.46 is: 4,133.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.96 : 14,521.53 = 2,755.46 : x
  2. Step 2: Convert to fraction form
    9,680.96/14,521.53 = 2,755.46/x
  3. Step 3: Cross multiply
    9,680.96x = 14,521.53 × 2,755.46
  4. Step 4: Simplify right side
    9,680.96x = 40,013,495.05
  5. Step 5: Solve for x
    x = 40,013,495.05/9,680.96
  6. Step 6: Final answer
    x = 4,133.22

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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.