Home / 8,047.04-12,072.32-2,500.80

Finding the Fourth Proportional to 8,047.04, 12,072.32 and 2,500.80

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Solution

The fourth proportional to 8,047.04, 12,072.32 and 2,500.80 is: 3,751.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047.04 : 12,072.32 = 2,500.80 : x
  2. Step 2: Convert to fraction form
    8,047.04/12,072.32 = 2,500.80/x
  3. Step 3: Cross multiply
    8,047.04x = 12,072.32 × 2,500.80
  4. Step 4: Simplify right side
    8,047.04x = 30,190,457.86
  5. Step 5: Solve for x
    x = 30,190,457.86/8,047.04
  6. Step 6: Final answer
    x = 3,751.75

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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.