Home / 8,327.16-12,493.98-3,136.68

Finding the Fourth Proportional to 8,327.16, 12,493.98 and 3,136.68

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Solution

The fourth proportional to 8,327.16, 12,493.98 and 3,136.68 is: 4,706.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.16 : 12,493.98 = 3,136.68 : x
  2. Step 2: Convert to fraction form
    8,327.16/12,493.98 = 3,136.68/x
  3. Step 3: Cross multiply
    8,327.16x = 12,493.98 × 3,136.68
  4. Step 4: Simplify right side
    8,327.16x = 39,189,617.19
  5. Step 5: Solve for x
    x = 39,189,617.19/8,327.16
  6. Step 6: Final answer
    x = 4,706.24

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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.