Home / 8,709.22-13,064.51-2,469.13

Finding the Fourth Proportional to 8,709.22, 13,064.51 and 2,469.13

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Solution

The fourth proportional to 8,709.22, 13,064.51 and 2,469.13 is: 3,703.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709.22 : 13,064.51 = 2,469.13 : x
  2. Step 2: Convert to fraction form
    8,709.22/13,064.51 = 2,469.13/x
  3. Step 3: Cross multiply
    8,709.22x = 13,064.51 × 2,469.13
  4. Step 4: Simplify right side
    8,709.22x = 32,257,973.58
  5. Step 5: Solve for x
    x = 32,257,973.58/8,709.22
  6. Step 6: Final answer
    x = 3,703.89

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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.