Home / 8,680.48-13,017.92-2,835.84

Finding the Fourth Proportional to 8,680.48, 13,017.92 and 2,835.84

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Solution

The fourth proportional to 8,680.48, 13,017.92 and 2,835.84 is: 4,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680.48 : 13,017.92 = 2,835.84 : x
  2. Step 2: Convert to fraction form
    8,680.48/13,017.92 = 2,835.84/x
  3. Step 3: Cross multiply
    8,680.48x = 13,017.92 × 2,835.84
  4. Step 4: Simplify right side
    8,680.48x = 36,916,738.25
  5. Step 5: Solve for x
    x = 36,916,738.25/8,680.48
  6. Step 6: Final answer
    x = 4,252.85

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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.