Home / 3,810.11-5,258.25-2,132.06

Finding the Fourth Proportional to 3,810.11, 5,258.25 and 2,132.06

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Solution

The fourth proportional to 3,810.11, 5,258.25 and 2,132.06 is: 2,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.11 : 5,258.25 = 2,132.06 : x
  2. Step 2: Convert to fraction form
    3,810.11/5,258.25 = 2,132.06/x
  3. Step 3: Cross multiply
    3,810.11x = 5,258.25 × 2,132.06
  4. Step 4: Simplify right side
    3,810.11x = 11,210,878.20
  5. Step 5: Solve for x
    x = 11,210,878.20/3,810.11
  6. Step 6: Final answer
    x = 2,942.41

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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.