Home / 7,010.92-10,518.36-2,080.56

Finding the Fourth Proportional to 7,010.92, 10,518.36 and 2,080.56

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Solution

The fourth proportional to 7,010.92, 10,518.36 and 2,080.56 is: 3,121.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.92 : 10,518.36 = 2,080.56 : x
  2. Step 2: Convert to fraction form
    7,010.92/10,518.36 = 2,080.56/x
  3. Step 3: Cross multiply
    7,010.92x = 10,518.36 × 2,080.56
  4. Step 4: Simplify right side
    7,010.92x = 21,884,079.08
  5. Step 5: Solve for x
    x = 21,884,079.08/7,010.92
  6. Step 6: Final answer
    x = 3,121.43

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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.