Home / 11,552.59-15,942.55-6,516.80

Finding the Fourth Proportional to 11,552.59, 15,942.55 and 6,516.80

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Solution

The fourth proportional to 11,552.59, 15,942.55 and 6,516.80 is: 8,993.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.59 : 15,942.55 = 6,516.80 : x
  2. Step 2: Convert to fraction form
    11,552.59/15,942.55 = 6,516.80/x
  3. Step 3: Cross multiply
    11,552.59x = 15,942.55 × 6,516.80
  4. Step 4: Simplify right side
    11,552.59x = 103,894,297.54
  5. Step 5: Solve for x
    x = 103,894,297.54/11,552.59
  6. Step 6: Final answer
    x = 8,993.16

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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.