Home / 8,810.29-13,221.34-3,263.68

Finding the Fourth Proportional to 8,810.29, 13,221.34 and 3,263.68

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Solution

The fourth proportional to 8,810.29, 13,221.34 and 3,263.68 is: 4,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.29 : 13,221.34 = 3,263.68 : x
  2. Step 2: Convert to fraction form
    8,810.29/13,221.34 = 3,263.68/x
  3. Step 3: Cross multiply
    8,810.29x = 13,221.34 × 3,263.68
  4. Step 4: Simplify right side
    8,810.29x = 43,150,231.30
  5. Step 5: Solve for x
    x = 43,150,231.30/8,810.29
  6. Step 6: Final answer
    x = 4,897.71

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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.