Home / 3,811.04-5,258.99-2,132.16

Finding the Fourth Proportional to 3,811.04, 5,258.99 and 2,132.16

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Solution

The fourth proportional to 3,811.04, 5,258.99 and 2,132.16 is: 2,942.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811.04 : 5,258.99 = 2,132.16 : x
  2. Step 2: Convert to fraction form
    3,811.04/5,258.99 = 2,132.16/x
  3. Step 3: Cross multiply
    3,811.04x = 5,258.99 × 2,132.16
  4. Step 4: Simplify right side
    3,811.04x = 11,213,008.12
  5. Step 5: Solve for x
    x = 11,213,008.12/3,811.04
  6. Step 6: Final answer
    x = 2,942.24

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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.