Home / 8,790.18-13,185.41-2,867.04

Finding the Fourth Proportional to 8,790.18, 13,185.41 and 2,867.04

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Solution

The fourth proportional to 8,790.18, 13,185.41 and 2,867.04 is: 4,300.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.18 : 13,185.41 = 2,867.04 : x
  2. Step 2: Convert to fraction form
    8,790.18/13,185.41 = 2,867.04/x
  3. Step 3: Cross multiply
    8,790.18x = 13,185.41 × 2,867.04
  4. Step 4: Simplify right side
    8,790.18x = 37,803,123.68
  5. Step 5: Solve for x
    x = 37,803,123.68/8,790.18
  6. Step 6: Final answer
    x = 4,300.61

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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.