Home / 3,377.57-4,660.97-1,885.40

Finding the Fourth Proportional to 3,377.57, 4,660.97 and 1,885.40

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Solution

The fourth proportional to 3,377.57, 4,660.97 and 1,885.40 is: 2,601.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.57 : 4,660.97 = 1,885.40 : x
  2. Step 2: Convert to fraction form
    3,377.57/4,660.97 = 1,885.40/x
  3. Step 3: Cross multiply
    3,377.57x = 4,660.97 × 1,885.40
  4. Step 4: Simplify right side
    3,377.57x = 8,787,783.41
  5. Step 5: Solve for x
    x = 8,787,783.41/3,377.57
  6. Step 6: Final answer
    x = 2,601.81

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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.