Home / 2,817.03-4,234.10-1,883.30

Finding the Fourth Proportional to 2,817.03, 4,234.10 and 1,883.30

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Solution

The fourth proportional to 2,817.03, 4,234.10 and 1,883.30 is: 2,830.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.03 : 4,234.10 = 1,883.30 : x
  2. Step 2: Convert to fraction form
    2,817.03/4,234.10 = 1,883.30/x
  3. Step 3: Cross multiply
    2,817.03x = 4,234.10 × 1,883.30
  4. Step 4: Simplify right side
    2,817.03x = 7,974,049.94
  5. Step 5: Solve for x
    x = 7,974,049.94/2,817.03
  6. Step 6: Final answer
    x = 2,830.66

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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.