Home / 3,924.02-5,410.23-2,874.26

Finding the Fourth Proportional to 3,924.02, 5,410.23 and 2,874.26

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Solution

The fourth proportional to 3,924.02, 5,410.23 and 2,874.26 is: 3,962.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.02 : 5,410.23 = 2,874.26 : x
  2. Step 2: Convert to fraction form
    3,924.02/5,410.23 = 2,874.26/x
  3. Step 3: Cross multiply
    3,924.02x = 5,410.23 × 2,874.26
  4. Step 4: Simplify right side
    3,924.02x = 15,550,407.68
  5. Step 5: Solve for x
    x = 15,550,407.68/3,924.02
  6. Step 6: Final answer
    x = 3,962.88

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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.