Home / 7,011.14-10,516.62-2,080.76

Finding the Fourth Proportional to 7,011.14, 10,516.62 and 2,080.76

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Solution

The fourth proportional to 7,011.14, 10,516.62 and 2,080.76 is: 3,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.14 : 10,516.62 = 2,080.76 : x
  2. Step 2: Convert to fraction form
    7,011.14/10,516.62 = 2,080.76/x
  3. Step 3: Cross multiply
    7,011.14x = 10,516.62 × 2,080.76
  4. Step 4: Simplify right side
    7,011.14x = 21,882,562.23
  5. Step 5: Solve for x
    x = 21,882,562.23/7,011.14
  6. Step 6: Final answer
    x = 3,121.11

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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.