Home / 3,377.30-4,660.67-1,885.21

Finding the Fourth Proportional to 3,377.30, 4,660.67 and 1,885.21

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Solution

The fourth proportional to 3,377.30, 4,660.67 and 1,885.21 is: 2,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.30 : 4,660.67 = 1,885.21 : x
  2. Step 2: Convert to fraction form
    3,377.30/4,660.67 = 1,885.21/x
  3. Step 3: Cross multiply
    3,377.30x = 4,660.67 × 1,885.21
  4. Step 4: Simplify right side
    3,377.30x = 8,786,341.69
  5. Step 5: Solve for x
    x = 8,786,341.69/3,377.30
  6. Step 6: Final answer
    x = 2,601.59

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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.