Home / 3,995.28-5,514.57-2,503.98

Finding the Fourth Proportional to 3,995.28, 5,514.57 and 2,503.98

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Solution

The fourth proportional to 3,995.28, 5,514.57 and 2,503.98 is: 3,456.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.28 : 5,514.57 = 2,503.98 : x
  2. Step 2: Convert to fraction form
    3,995.28/5,514.57 = 2,503.98/x
  3. Step 3: Cross multiply
    3,995.28x = 5,514.57 × 2,503.98
  4. Step 4: Simplify right side
    3,995.28x = 13,808,372.99
  5. Step 5: Solve for x
    x = 13,808,372.99/3,995.28
  6. Step 6: Final answer
    x = 3,456.17

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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.