Home / 3,354.42-5,029.68-1,013.72

Finding the Fourth Proportional to 3,354.42, 5,029.68 and 1,013.72

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Solution

The fourth proportional to 3,354.42, 5,029.68 and 1,013.72 is: 1,519.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.42 : 5,029.68 = 1,013.72 : x
  2. Step 2: Convert to fraction form
    3,354.42/5,029.68 = 1,013.72/x
  3. Step 3: Cross multiply
    3,354.42x = 5,029.68 × 1,013.72
  4. Step 4: Simplify right side
    3,354.42x = 5,098,687.21
  5. Step 5: Solve for x
    x = 5,098,687.21/3,354.42
  6. Step 6: Final answer
    x = 1,519.99

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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.