Home / 3,500.96-5,240.50-2,618.26

Finding the Fourth Proportional to 3,500.96, 5,240.50 and 2,618.26

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Solution

The fourth proportional to 3,500.96, 5,240.50 and 2,618.26 is: 3,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.96 : 5,240.50 = 2,618.26 : x
  2. Step 2: Convert to fraction form
    3,500.96/5,240.50 = 2,618.26/x
  3. Step 3: Cross multiply
    3,500.96x = 5,240.50 × 2,618.26
  4. Step 4: Simplify right side
    3,500.96x = 13,720,971.88
  5. Step 5: Solve for x
    x = 13,720,971.88/3,500.96
  6. Step 6: Final answer
    x = 3,919.21

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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.