Home / 4,015.62-5,540.13-2,615.94

Finding the Fourth Proportional to 4,015.62, 5,540.13 and 2,615.94

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Solution

The fourth proportional to 4,015.62, 5,540.13 and 2,615.94 is: 3,609.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.62 : 5,540.13 = 2,615.94 : x
  2. Step 2: Convert to fraction form
    4,015.62/5,540.13 = 2,615.94/x
  3. Step 3: Cross multiply
    4,015.62x = 5,540.13 × 2,615.94
  4. Step 4: Simplify right side
    4,015.62x = 14,492,647.67
  5. Step 5: Solve for x
    x = 14,492,647.67/4,015.62
  6. Step 6: Final answer
    x = 3,609.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.