Home / 3,515.92-5,274.06-2,999.52

Finding the Fourth Proportional to 3,515.92, 5,274.06 and 2,999.52

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Solution

The fourth proportional to 3,515.92, 5,274.06 and 2,999.52 is: 4,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.92 : 5,274.06 = 2,999.52 : x
  2. Step 2: Convert to fraction form
    3,515.92/5,274.06 = 2,999.52/x
  3. Step 3: Cross multiply
    3,515.92x = 5,274.06 × 2,999.52
  4. Step 4: Simplify right side
    3,515.92x = 15,819,648.45
  5. Step 5: Solve for x
    x = 15,819,648.45/3,515.92
  6. Step 6: Final answer
    x = 4,499.43

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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.