Home / 8,828.99-13,239.97-3,895.13

Finding the Fourth Proportional to 8,828.99, 13,239.97 and 3,895.13

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Solution

The fourth proportional to 8,828.99, 13,239.97 and 3,895.13 is: 5,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.99 : 13,239.97 = 3,895.13 : x
  2. Step 2: Convert to fraction form
    8,828.99/13,239.97 = 3,895.13/x
  3. Step 3: Cross multiply
    8,828.99x = 13,239.97 × 3,895.13
  4. Step 4: Simplify right side
    8,828.99x = 51,571,328.41
  5. Step 5: Solve for x
    x = 51,571,328.41/8,828.99
  6. Step 6: Final answer
    x = 5,841.13

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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.