Home / 5,317.35-7,967.94-2,540.19

Finding the Fourth Proportional to 5,317.35, 7,967.94 and 2,540.19

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Solution

The fourth proportional to 5,317.35, 7,967.94 and 2,540.19 is: 3,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.35 : 7,967.94 = 2,540.19 : x
  2. Step 2: Convert to fraction form
    5,317.35/7,967.94 = 2,540.19/x
  3. Step 3: Cross multiply
    5,317.35x = 7,967.94 × 2,540.19
  4. Step 4: Simplify right side
    5,317.35x = 20,240,101.86
  5. Step 5: Solve for x
    x = 20,240,101.86/5,317.35
  6. Step 6: Final answer
    x = 3,806.43

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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.