Home / 7,151.58-10,727.67-2,708.81

Finding the Fourth Proportional to 7,151.58, 10,727.67 and 2,708.81

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Solution

The fourth proportional to 7,151.58, 10,727.67 and 2,708.81 is: 4,063.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.58 : 10,727.67 = 2,708.81 : x
  2. Step 2: Convert to fraction form
    7,151.58/10,727.67 = 2,708.81/x
  3. Step 3: Cross multiply
    7,151.58x = 10,727.67 × 2,708.81
  4. Step 4: Simplify right side
    7,151.58x = 29,059,206.23
  5. Step 5: Solve for x
    x = 29,059,206.23/7,151.58
  6. Step 6: Final answer
    x = 4,063.33

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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.