Home / 2,641.26-3,982.16-2,462.81

Finding the Fourth Proportional to 2,641.26, 3,982.16 and 2,462.81

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Solution

The fourth proportional to 2,641.26, 3,982.16 and 2,462.81 is: 3,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641.26 : 3,982.16 = 2,462.81 : x
  2. Step 2: Convert to fraction form
    2,641.26/3,982.16 = 2,462.81/x
  3. Step 3: Cross multiply
    2,641.26x = 3,982.16 × 2,462.81
  4. Step 4: Simplify right side
    2,641.26x = 9,807,271.24
  5. Step 5: Solve for x
    x = 9,807,271.24/2,641.26
  6. Step 6: Final answer
    x = 3,713.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.