Home / 9,141.41-13,712.64-2,568.11

Finding the Fourth Proportional to 9,141.41, 13,712.64 and 2,568.11

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Solution

The fourth proportional to 9,141.41, 13,712.64 and 2,568.11 is: 3,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.41 : 13,712.64 = 2,568.11 : x
  2. Step 2: Convert to fraction form
    9,141.41/13,712.64 = 2,568.11/x
  3. Step 3: Cross multiply
    9,141.41x = 13,712.64 × 2,568.11
  4. Step 4: Simplify right side
    9,141.41x = 35,215,504.16
  5. Step 5: Solve for x
    x = 35,215,504.16/9,141.41
  6. Step 6: Final answer
    x = 3,852.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.