Home / 8,811.36-13,215.90-2,237.04

Finding the Fourth Proportional to 8,811.36, 13,215.90 and 2,237.04

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Solution

The fourth proportional to 8,811.36, 13,215.90 and 2,237.04 is: 3,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811.36 : 13,215.90 = 2,237.04 : x
  2. Step 2: Convert to fraction form
    8,811.36/13,215.90 = 2,237.04/x
  3. Step 3: Cross multiply
    8,811.36x = 13,215.90 × 2,237.04
  4. Step 4: Simplify right side
    8,811.36x = 29,564,496.94
  5. Step 5: Solve for x
    x = 29,564,496.94/8,811.36
  6. Step 6: Final answer
    x = 3,355.27

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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.