Home / 4,071.75-5,619.32-2,500.15

Finding the Fourth Proportional to 4,071.75, 5,619.32 and 2,500.15

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Solution

The fourth proportional to 4,071.75, 5,619.32 and 2,500.15 is: 3,450.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.75 : 5,619.32 = 2,500.15 : x
  2. Step 2: Convert to fraction form
    4,071.75/5,619.32 = 2,500.15/x
  3. Step 3: Cross multiply
    4,071.75x = 5,619.32 × 2,500.15
  4. Step 4: Simplify right side
    4,071.75x = 14,049,142.90
  5. Step 5: Solve for x
    x = 14,049,142.90/4,071.75
  6. Step 6: Final answer
    x = 3,450.39

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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.