Home / 2,097.27-3,146.13-926.77

Finding the Fourth Proportional to 2,097.27, 3,146.13 and 926.77

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Solution

The fourth proportional to 2,097.27, 3,146.13 and 926.77 is: 1,390.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.27 : 3,146.13 = 926.77 : x
  2. Step 2: Convert to fraction form
    2,097.27/3,146.13 = 926.77/x
  3. Step 3: Cross multiply
    2,097.27x = 3,146.13 × 926.77
  4. Step 4: Simplify right side
    2,097.27x = 2,915,739.54
  5. Step 5: Solve for x
    x = 2,915,739.54/2,097.27
  6. Step 6: Final answer
    x = 1,390.25

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Similar ratio
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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.