Home / 3,821.04-5,275.38-2,935.12

Finding the Fourth Proportional to 3,821.04, 5,275.38 and 2,935.12

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Solution

The fourth proportional to 3,821.04, 5,275.38 and 2,935.12 is: 4,052.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.04 : 5,275.38 = 2,935.12 : x
  2. Step 2: Convert to fraction form
    3,821.04/5,275.38 = 2,935.12/x
  3. Step 3: Cross multiply
    3,821.04x = 5,275.38 × 2,935.12
  4. Step 4: Simplify right side
    3,821.04x = 15,483,873.35
  5. Step 5: Solve for x
    x = 15,483,873.35/3,821.04
  6. Step 6: Final answer
    x = 4,052.27

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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.