Home / 11,809.22-17,701.68-5,238.50

Finding the Fourth Proportional to 11,809.22, 17,701.68 and 5,238.50

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Solution

The fourth proportional to 11,809.22, 17,701.68 and 5,238.50 is: 7,852.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.22 : 17,701.68 = 5,238.50 : x
  2. Step 2: Convert to fraction form
    11,809.22/17,701.68 = 5,238.50/x
  3. Step 3: Cross multiply
    11,809.22x = 17,701.68 × 5,238.50
  4. Step 4: Simplify right side
    11,809.22x = 92,730,250.68
  5. Step 5: Solve for x
    x = 92,730,250.68/11,809.22
  6. Step 6: Final answer
    x = 7,852.36

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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.