Home / 11,742.12-17,603.31-5,498.84

Finding the Fourth Proportional to 11,742.12, 17,603.31 and 5,498.84

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Solution

The fourth proportional to 11,742.12, 17,603.31 and 5,498.84 is: 8,243.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.12 : 17,603.31 = 5,498.84 : x
  2. Step 2: Convert to fraction form
    11,742.12/17,603.31 = 5,498.84/x
  3. Step 3: Cross multiply
    11,742.12x = 17,603.31 × 5,498.84
  4. Step 4: Simplify right side
    11,742.12x = 96,797,785.16
  5. Step 5: Solve for x
    x = 96,797,785.16/11,742.12
  6. Step 6: Final answer
    x = 8,243.64

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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.