Home / 3,975.29-5,486.97-2,482.30

Finding the Fourth Proportional to 3,975.29, 5,486.97 and 2,482.30

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Solution

The fourth proportional to 3,975.29, 5,486.97 and 2,482.30 is: 3,426.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.29 : 5,486.97 = 2,482.30 : x
  2. Step 2: Convert to fraction form
    3,975.29/5,486.97 = 2,482.30/x
  3. Step 3: Cross multiply
    3,975.29x = 5,486.97 × 2,482.30
  4. Step 4: Simplify right side
    3,975.29x = 13,620,305.63
  5. Step 5: Solve for x
    x = 13,620,305.63/3,975.29
  6. Step 6: Final answer
    x = 3,426.24

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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.