Home / 12,416.87-17,135.02-6,751.73

Finding the Fourth Proportional to 12,416.87, 17,135.02 and 6,751.73

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Solution

The fourth proportional to 12,416.87, 17,135.02 and 6,751.73 is: 9,317.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,416.87 : 17,135.02 = 6,751.73 : x
  2. Step 2: Convert to fraction form
    12,416.87/17,135.02 = 6,751.73/x
  3. Step 3: Cross multiply
    12,416.87x = 17,135.02 × 6,751.73
  4. Step 4: Simplify right side
    12,416.87x = 115,691,028.58
  5. Step 5: Solve for x
    x = 115,691,028.58/12,416.87
  6. Step 6: Final answer
    x = 9,317.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.