Home / 11,552.49-15,942.42-6,516.70

Finding the Fourth Proportional to 11,552.49, 15,942.42 and 6,516.70

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Solution

The fourth proportional to 11,552.49, 15,942.42 and 6,516.70 is: 8,993.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.49 : 15,942.42 = 6,516.70 : x
  2. Step 2: Convert to fraction form
    11,552.49/15,942.42 = 6,516.70/x
  3. Step 3: Cross multiply
    11,552.49x = 15,942.42 × 6,516.70
  4. Step 4: Simplify right side
    11,552.49x = 103,891,968.41
  5. Step 5: Solve for x
    x = 103,891,968.41/11,552.49
  6. Step 6: Final answer
    x = 8,993.04

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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.