Home / 3,995.12-5,513.99-2,504.32

Finding the Fourth Proportional to 3,995.12, 5,513.99 and 2,504.32

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Solution

The fourth proportional to 3,995.12, 5,513.99 and 2,504.32 is: 3,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.12 : 5,513.99 = 2,504.32 : x
  2. Step 2: Convert to fraction form
    3,995.12/5,513.99 = 2,504.32/x
  3. Step 3: Cross multiply
    3,995.12x = 5,513.99 × 2,504.32
  4. Step 4: Simplify right side
    3,995.12x = 13,808,769.13
  5. Step 5: Solve for x
    x = 13,808,769.13/3,995.12
  6. Step 6: Final answer
    x = 3,456.41

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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.