Home / 3,694.30-5,537.85-1,384.18

Finding the Fourth Proportional to 3,694.30, 5,537.85 and 1,384.18

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Solution

The fourth proportional to 3,694.30, 5,537.85 and 1,384.18 is: 2,074.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.30 : 5,537.85 = 1,384.18 : x
  2. Step 2: Convert to fraction form
    3,694.30/5,537.85 = 1,384.18/x
  3. Step 3: Cross multiply
    3,694.30x = 5,537.85 × 1,384.18
  4. Step 4: Simplify right side
    3,694.30x = 7,665,381.21
  5. Step 5: Solve for x
    x = 7,665,381.21/3,694.30
  6. Step 6: Final answer
    x = 2,074.92

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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.