Home / 8,925.10-13,388.30-2,684.62

Finding the Fourth Proportional to 8,925.10, 13,388.30 and 2,684.62

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Solution

The fourth proportional to 8,925.10, 13,388.30 and 2,684.62 is: 4,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.10 : 13,388.30 = 2,684.62 : x
  2. Step 2: Convert to fraction form
    8,925.10/13,388.30 = 2,684.62/x
  3. Step 3: Cross multiply
    8,925.10x = 13,388.30 × 2,684.62
  4. Step 4: Simplify right side
    8,925.10x = 35,942,497.95
  5. Step 5: Solve for x
    x = 35,942,497.95/8,925.10
  6. Step 6: Final answer
    x = 4,027.13

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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.