Home / 3,091.54-4,265.58-1,764.76

Finding the Fourth Proportional to 3,091.54, 4,265.58 and 1,764.76

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Solution

The fourth proportional to 3,091.54, 4,265.58 and 1,764.76 is: 2,434.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.54 : 4,265.58 = 1,764.76 : x
  2. Step 2: Convert to fraction form
    3,091.54/4,265.58 = 1,764.76/x
  3. Step 3: Cross multiply
    3,091.54x = 4,265.58 × 1,764.76
  4. Step 4: Simplify right side
    3,091.54x = 7,527,724.96
  5. Step 5: Solve for x
    x = 7,527,724.96/3,091.54
  6. Step 6: Final answer
    x = 2,434.94

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.