Home / 3,820.80-5,275.00-2,496.72

Finding the Fourth Proportional to 3,820.80, 5,275.00 and 2,496.72

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Solution

The fourth proportional to 3,820.80, 5,275.00 and 2,496.72 is: 3,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.80 : 5,275.00 = 2,496.72 : x
  2. Step 2: Convert to fraction form
    3,820.80/5,275.00 = 2,496.72/x
  3. Step 3: Cross multiply
    3,820.80x = 5,275.00 × 2,496.72
  4. Step 4: Simplify right side
    3,820.80x = 13,170,165.38
  5. Step 5: Solve for x
    x = 13,170,165.38/3,820.80
  6. Step 6: Final answer
    x = 3,446.97

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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.