Home / 8,801.39-13,202.09-3,610.91

Finding the Fourth Proportional to 8,801.39, 13,202.09 and 3,610.91

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Solution

The fourth proportional to 8,801.39, 13,202.09 and 3,610.91 is: 5,416.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.39 : 13,202.09 = 3,610.91 : x
  2. Step 2: Convert to fraction form
    8,801.39/13,202.09 = 3,610.91/x
  3. Step 3: Cross multiply
    8,801.39x = 13,202.09 × 3,610.91
  4. Step 4: Simplify right side
    8,801.39x = 47,671,474.74
  5. Step 5: Solve for x
    x = 47,671,474.74/8,801.39
  6. Step 6: Final answer
    x = 5,416.36

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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.