Home / 3,013.90-4,524.70-2,982.85

Finding the Fourth Proportional to 3,013.90, 4,524.70 and 2,982.85

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Solution

The fourth proportional to 3,013.90, 4,524.70 and 2,982.85 is: 4,478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.90 : 4,524.70 = 2,982.85 : x
  2. Step 2: Convert to fraction form
    3,013.90/4,524.70 = 2,982.85/x
  3. Step 3: Cross multiply
    3,013.90x = 4,524.70 × 2,982.85
  4. Step 4: Simplify right side
    3,013.90x = 13,496,493.94
  5. Step 5: Solve for x
    x = 13,496,493.94/3,013.90
  6. Step 6: Final answer
    x = 4,478.08

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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.