Home / 5,244.89-7,859.99-2,609.90

Finding the Fourth Proportional to 5,244.89, 7,859.99 and 2,609.90

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Solution

The fourth proportional to 5,244.89, 7,859.99 and 2,609.90 is: 3,911.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.89 : 7,859.99 = 2,609.90 : x
  2. Step 2: Convert to fraction form
    5,244.89/7,859.99 = 2,609.90/x
  3. Step 3: Cross multiply
    5,244.89x = 7,859.99 × 2,609.90
  4. Step 4: Simplify right side
    5,244.89x = 20,513,735.55
  5. Step 5: Solve for x
    x = 20,513,735.55/5,244.89
  6. Step 6: Final answer
    x = 3,911.18

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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.