Home / 7,010.18-10,516.77-2,080.16

Finding the Fourth Proportional to 7,010.18, 10,516.77 and 2,080.16

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Solution

The fourth proportional to 7,010.18, 10,516.77 and 2,080.16 is: 3,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.18 : 10,516.77 = 2,080.16 : x
  2. Step 2: Convert to fraction form
    7,010.18/10,516.77 = 2,080.16/x
  3. Step 3: Cross multiply
    7,010.18x = 10,516.77 × 2,080.16
  4. Step 4: Simplify right side
    7,010.18x = 21,876,511.70
  5. Step 5: Solve for x
    x = 21,876,511.70/7,010.18
  6. Step 6: Final answer
    x = 3,120.68

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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.