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Finding the Fourth Proportional to 3,704.81, 5,113.95 and 3,267.41

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Solution

The fourth proportional to 3,704.81, 5,113.95 and 3,267.41 is: 4,510.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.81 : 5,113.95 = 3,267.41 : x
  2. Step 2: Convert to fraction form
    3,704.81/5,113.95 = 3,267.41/x
  3. Step 3: Cross multiply
    3,704.81x = 5,113.95 × 3,267.41
  4. Step 4: Simplify right side
    3,704.81x = 16,709,371.37
  5. Step 5: Solve for x
    x = 16,709,371.37/3,704.81
  6. Step 6: Final answer
    x = 4,510.18

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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.