Home / 3,431.03-5,141.90-2,502.23

Finding the Fourth Proportional to 3,431.03, 5,141.90 and 2,502.23

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Solution

The fourth proportional to 3,431.03, 5,141.90 and 2,502.23 is: 3,749.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431.03 : 5,141.90 = 2,502.23 : x
  2. Step 2: Convert to fraction form
    3,431.03/5,141.90 = 2,502.23/x
  3. Step 3: Cross multiply
    3,431.03x = 5,141.90 × 2,502.23
  4. Step 4: Simplify right side
    3,431.03x = 12,866,196.98
  5. Step 5: Solve for x
    x = 12,866,196.98/3,431.03
  6. Step 6: Final answer
    x = 3,749.96

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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.