Home / 3,820.10-5,275.35-2,496.97

Finding the Fourth Proportional to 3,820.10, 5,275.35 and 2,496.97

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Solution

The fourth proportional to 3,820.10, 5,275.35 and 2,496.97 is: 3,448.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.10 : 5,275.35 = 2,496.97 : x
  2. Step 2: Convert to fraction form
    3,820.10/5,275.35 = 2,496.97/x
  3. Step 3: Cross multiply
    3,820.10x = 5,275.35 × 2,496.97
  4. Step 4: Simplify right side
    3,820.10x = 13,172,377.50
  5. Step 5: Solve for x
    x = 13,172,377.50/3,820.10
  6. Step 6: Final answer
    x = 3,448.17

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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.