Home / 3,106.76-4,660.84-1,026.68

Finding the Fourth Proportional to 3,106.76, 4,660.84 and 1,026.68

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Solution

The fourth proportional to 3,106.76, 4,660.84 and 1,026.68 is: 1,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.76 : 4,660.84 = 1,026.68 : x
  2. Step 2: Convert to fraction form
    3,106.76/4,660.84 = 1,026.68/x
  3. Step 3: Cross multiply
    3,106.76x = 4,660.84 × 1,026.68
  4. Step 4: Simplify right side
    3,106.76x = 4,785,169.19
  5. Step 5: Solve for x
    x = 4,785,169.19/3,106.76
  6. Step 6: Final answer
    x = 1,540.25

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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.