Home / 7,003.08-10,506.68-2,072.85

Finding the Fourth Proportional to 7,003.08, 10,506.68 and 2,072.85

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Solution

The fourth proportional to 7,003.08, 10,506.68 and 2,072.85 is: 3,109.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.08 : 10,506.68 = 2,072.85 : x
  2. Step 2: Convert to fraction form
    7,003.08/10,506.68 = 2,072.85/x
  3. Step 3: Cross multiply
    7,003.08x = 10,506.68 × 2,072.85
  4. Step 4: Simplify right side
    7,003.08x = 21,778,771.64
  5. Step 5: Solve for x
    x = 21,778,771.64/7,003.08
  6. Step 6: Final answer
    x = 3,109.88

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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.