Home / 8,546.70-12,821.33-2,999.06

Finding the Fourth Proportional to 8,546.70, 12,821.33 and 2,999.06

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Solution

The fourth proportional to 8,546.70, 12,821.33 and 2,999.06 is: 4,499.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.70 : 12,821.33 = 2,999.06 : x
  2. Step 2: Convert to fraction form
    8,546.70/12,821.33 = 2,999.06/x
  3. Step 3: Cross multiply
    8,546.70x = 12,821.33 × 2,999.06
  4. Step 4: Simplify right side
    8,546.70x = 38,451,962.42
  5. Step 5: Solve for x
    x = 38,451,962.42/8,546.70
  6. Step 6: Final answer
    x = 4,499.04

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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.