Home / 7,241.24-10,855.70-2,861.77

Finding the Fourth Proportional to 7,241.24, 10,855.70 and 2,861.77

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Solution

The fourth proportional to 7,241.24, 10,855.70 and 2,861.77 is: 4,290.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.24 : 10,855.70 = 2,861.77 : x
  2. Step 2: Convert to fraction form
    7,241.24/10,855.70 = 2,861.77/x
  3. Step 3: Cross multiply
    7,241.24x = 10,855.70 × 2,861.77
  4. Step 4: Simplify right side
    7,241.24x = 31,066,516.59
  5. Step 5: Solve for x
    x = 31,066,516.59/7,241.24
  6. Step 6: Final answer
    x = 4,290.22

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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.