Home / 8,316.21-12,476.49-2,472.69

Finding the Fourth Proportional to 8,316.21, 12,476.49 and 2,472.69

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Solution

The fourth proportional to 8,316.21, 12,476.49 and 2,472.69 is: 3,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.21 : 12,476.49 = 2,472.69 : x
  2. Step 2: Convert to fraction form
    8,316.21/12,476.49 = 2,472.69/x
  3. Step 3: Cross multiply
    8,316.21x = 12,476.49 × 2,472.69
  4. Step 4: Simplify right side
    8,316.21x = 30,850,492.06
  5. Step 5: Solve for x
    x = 30,850,492.06/8,316.21
  6. Step 6: Final answer
    x = 3,709.68

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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.