Home / 3,519.34-4,857.63-2,192.25

Finding the Fourth Proportional to 3,519.34, 4,857.63 and 2,192.25

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Solution

The fourth proportional to 3,519.34, 4,857.63 and 2,192.25 is: 3,025.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.34 : 4,857.63 = 2,192.25 : x
  2. Step 2: Convert to fraction form
    3,519.34/4,857.63 = 2,192.25/x
  3. Step 3: Cross multiply
    3,519.34x = 4,857.63 × 2,192.25
  4. Step 4: Simplify right side
    3,519.34x = 10,649,139.37
  5. Step 5: Solve for x
    x = 10,649,139.37/3,519.34
  6. Step 6: Final answer
    x = 3,025.89

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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.