Home / 8,517.14-12,748.41-4,558.51

Finding the Fourth Proportional to 8,517.14, 12,748.41 and 4,558.51

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Solution

The fourth proportional to 8,517.14, 12,748.41 and 4,558.51 is: 6,823.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.14 : 12,748.41 = 4,558.51 : x
  2. Step 2: Convert to fraction form
    8,517.14/12,748.41 = 4,558.51/x
  3. Step 3: Cross multiply
    8,517.14x = 12,748.41 × 4,558.51
  4. Step 4: Simplify right side
    8,517.14x = 58,113,754.47
  5. Step 5: Solve for x
    x = 58,113,754.47/8,517.14
  6. Step 6: Final answer
    x = 6,823.15

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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.